fix source

* release notes finished

* add explorer info

.dockerignore

@@ -4,4 +4,3 @@
 **/node_modules
 **/target
 dist
-documentation

.gitattributes

@@ -0,0 +1,2 @@
+nym-validator-rewarder/.sqlx/** diff=nodiff
+nym-node-status-api/nym-node-status-api/.sqlx/** diff=nodiff

.github/actions/nym-hash-releases/src/package-lock.json

@@ -9,7 +9,7 @@
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@@ -29,22 +29,34 @@
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+        "tunnel": "^0.0.6",
+        "undici": "^5.25.4"
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@@ -59,14 +71,6 @@
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@@ -81,115 +85,152 @@
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-      "dependencies": {
-        "@octokit/openapi-types": "^20.0.0"
-      }
-    },
     "node_modules/@octokit/rest/node_modules/@octokit/plugin-request-log": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/@octokit/plugin-request-log/-/plugin-request-log-4.0.0.tgz",
@@ -300,75 +258,13 @@
         "@octokit/core": ">=5"
       }
     },
-    "node_modules/@octokit/rest/node_modules/@octokit/plugin-rest-endpoint-methods": {
-      "version": "10.4.1",
-      "resolved": "https://registry.npmjs.org/@octokit/plugin-rest-endpoint-methods/-/plugin-rest-endpoint-methods-10.4.1.tgz",
-      "integrity": "sha512-xV1b+ceKV9KytQe3zCVqjg+8GTGfDYwaT1ATU5isiUyVtlVAO3HNdzpS4sr4GBx4hxQ46s7ITtZrAsxG22+rVg==",
-      "dependencies": {
-        "@octokit/types": "^12.6.0"
-      },
-      "engines": {
-        "node": ">= 18"
-      },
-      "peerDependencies": {
-        "@octokit/core": "5"
-      }
-    },
-    "node_modules/@octokit/rest/node_modules/@octokit/plugin-rest-endpoint-methods/node_modules/@octokit/openapi-types": {
-      "version": "20.0.0",
-      "resolved": "https://registry.npmjs.org/@octokit/openapi-types/-/openapi-types-20.0.0.tgz",
-      "integrity": "sha512-EtqRBEjp1dL/15V7WiX5LJMIxxkdiGJnabzYx5Apx4FkQIFgAfKumXeYAqqJCj1s+BMX4cPFIFC4OLCR6stlnA=="
-    },
-    "node_modules/@octokit/rest/node_modules/@octokit/plugin-rest-endpoint-methods/node_modules/@octokit/types": {
-      "version": "12.6.0",
-      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-12.6.0.tgz",
-      "integrity": "sha512-1rhSOfRa6H9w4YwK0yrf5faDaDTb+yLyBUKOCV4xtCDB5VmIPqd/v9yr9o6SAzOAlRxMiRiCic6JVM1/kunVkw==",
-      "dependencies": {
-        "@octokit/openapi-types": "^20.0.0"
-      }
-    },
-    "node_modules/@octokit/rest/node_modules/@octokit/request": {
-      "version": "8.1.1",
-      "resolved": "https://registry.npmjs.org/@octokit/request/-/request-8.1.1.tgz",
-      "integrity": "sha512-8N+tdUz4aCqQmXl8FpHYfKG9GelDFd7XGVzyN8rc6WxVlYcfpHECnuRkgquzz+WzvHTK62co5di8gSXnzASZPQ==",
-      "dependencies": {
-        "@octokit/endpoint": "^9.0.0",
-        "@octokit/request-error": "^5.0.0",
-        "@octokit/types": "^11.1.0",
-        "is-plain-object": "^5.0.0",
-        "universal-user-agent": "^6.0.0"
-      },
-      "engines": {
-        "node": ">= 18"
-      }
-    },
-    "node_modules/@octokit/rest/node_modules/@octokit/request-error": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/@octokit/request-error/-/request-error-5.0.0.tgz",
-      "integrity": "sha512-1ue0DH0Lif5iEqT52+Rf/hf0RmGO9NWFjrzmrkArpG9trFfDM/efx00BJHdLGuro4BR/gECxCU2Twf5OKrRFsQ==",
-      "dependencies": {
-        "@octokit/types": "^11.0.0",
-        "deprecation": "^2.0.0",
-        "once": "^1.4.0"
-      },
-      "engines": {
-        "node": ">= 18"
-      }
-    },
-    "node_modules/@octokit/rest/node_modules/@octokit/types": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-11.1.0.tgz",
-      "integrity": "sha512-Fz0+7GyLm/bHt8fwEqgvRBWwIV1S6wRRyq+V6exRKLVWaKGsuy6H9QFYeBVDV7rK6fO3XwHgQOPxv+cLj2zpXQ==",
-      "dependencies": {
-        "@octokit/openapi-types": "^18.0.0"
-      }
-    },
     "node_modules/@octokit/types": {
-      "version": "6.41.0",
+      "version": "13.8.0",
-      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-6.41.0.tgz",
+      "resolved": "https://registry.npmjs.org/@octokit/types/-/types-13.8.0.tgz",
-      "integrity": "sha512-eJ2jbzjdijiL3B4PrSQaSjuF2sPEQPVCPzBvTHJD9Nz+9dw2SGH4K4xeQJ77YfTq5bRQ+bD8wT11JbeDPmxmGg==",
+      "integrity": "sha512-x7DjTIbEpEWXK99DMd01QfWy0hd5h4EN+Q7shkdKds3otGQP+oWE/y0A76i1OvH9fygo4ddvNf7ZvF0t78P98A==",
+      "license": "MIT",
       "dependencies": {
-        "@octokit/openapi-types": "^12.11.0"
+        "@octokit/openapi-types": "^23.0.1"
       }
     },
     "node_modules/@vercel/ncc": {
@@ -396,7 +292,8 @@
     "node_modules/deprecation": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/deprecation/-/deprecation-2.3.1.tgz",
-      "integrity": "sha512-xmHIy4F3scKVwMsQ4WnVaS8bHOx0DmVwRywosKhaILI0ywMDWPtBSku2HNxRvF7jtwDRsoEwYQSfbxj8b7RlJQ=="
+      "integrity": "sha512-xmHIy4F3scKVwMsQ4WnVaS8bHOx0DmVwRywosKhaILI0ywMDWPtBSku2HNxRvF7jtwDRsoEwYQSfbxj8b7RlJQ==",
+      "license": "ISC"
     },
     "node_modules/fetch-blob": {
       "version": "3.2.0",
@@ -446,14 +343,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/is-plain-object": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-5.0.0.tgz",
-      "integrity": "sha512-VRSzKkbMm5jMDoKLbltAkFQ5Qr7VDiTFGXxYFXXowVj387GeGNOCsOH6Msy00SGZ3Fp84b1Naa1psqgcCIEP5Q==",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/is-stream": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-2.0.1.tgz",
@@ -504,15 +393,11 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w==",
+      "license": "ISC",
       "dependencies": {
         "wrappy": "1"
       }
     },
-    "node_modules/tr46": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
-      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
-    },
     "node_modules/tunnel": {
       "version": "0.0.6",
       "resolved": "https://registry.npmjs.org/tunnel/-/tunnel-0.0.6.tgz",
@@ -529,6 +414,18 @@
         "node": ">=8"
       }
     },
+    "node_modules/undici": {
+      "version": "5.28.5",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.5.tgz",
+      "integrity": "sha512-zICwjrDrcrUE0pyyJc1I2QzBkLM8FINsgOrt6WjA+BgajVq9Nxu2PbFFXUrAggLfDXlZGZBVZYw7WNV5KiBiBA==",
+      "license": "MIT",
+      "dependencies": {
+        "@fastify/busboy": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=14.0"
+      }
+    },
     "node_modules/universal-user-agent": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-6.0.0.tgz",
@@ -550,24 +447,11 @@
         "node": ">= 8"
       }
     },
-    "node_modules/webidl-conversions": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
-      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
-    },
-    "node_modules/whatwg-url": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
-      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
-      "dependencies": {
-        "tr46": "~0.0.3",
-        "webidl-conversions": "^3.0.0"
-      }
-    },
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+      "license": "ISC"
     }
   }
 }

.github/actions/nym-hash-releases/src/package.json

@@ -11,7 +11,7 @@
   },
   "dependencies": {
     "@actions/core": "^1.10.1",
-    "@actions/github": "^5.1.1",
+    "@actions/github": "^6.0.0",
     "@octokit/auth-action": "^4.0.1",
     "@octokit/rest": "^20.0.2",
     "hasha": "^5.2.0",

.github/dependabot.yml

@@ -31,3 +31,5 @@ updates:
         update-types:
           - "patch"
     open-pull-requests-limit: 10
+    assignees:
+      - "octol"

.github/workflows/ci-build-upload-binaries.yml

@@ -26,6 +26,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
     env:
       CARGO_TERM_COLOR: always
+      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - uses: actions/checkout@v4
 
@@ -79,7 +80,6 @@ jobs:
             target/release/nym-socks5-client
             target/release/nym-api
             target/release/nym-network-requester
-            target/release/nym-data-observatory
             target/release/nym-cli
             target/release/nymvisor
             target/release/nym-node
@@ -97,11 +97,9 @@ jobs:
           cp target/release/nym-socks5-client $OUTPUT_DIR
           cp target/release/nym-api $OUTPUT_DIR
           cp target/release/nym-network-requester $OUTPUT_DIR
-          cp target/release/nym-data-observatory $OUTPUT_DIR
           cp target/release/nymvisor $OUTPUT_DIR
           cp target/release/nym-node $OUTPUT_DIR
           cp target/release/nym-cli $OUTPUT_DIR
-          cp target/release/explorer-api $OUTPUT_DIR
           if [ ${{ github.event_name == 'workflow_dispatch' && inputs.enable_deb == true }} = true ]; then
             cp target/debian/*.deb $OUTPUT_DIR
           fi

.github/workflows/ci-build-vpn-api-wasm.yml

@@ -12,6 +12,7 @@ jobs:
     runs-on: arc-ubuntu-22.04
     env:
       CARGO_TERM_COLOR: always
+      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - name: Check out repository code
         uses: actions/checkout@v4

.github/workflows/ci-build.yml

@@ -8,16 +8,18 @@ on:
       - 'explorer-api/**'
       - 'gateway/**'
       - 'integrations/**'
-      - 'mixnode/**'
-      - 'sdk/rust/**'
-      - 'sdk/lib/**'
-      - 'service-providers/**'
-      - 'nym-network-monitor/**'
       - 'nym-api/**'
+      - 'nym-credential-proxy/**'
+      - 'nym-network-monitor/**'
       - 'nym-node/**'
+      - 'nym-node-status-api/**'
       - 'nym-outfox/**'
-      - 'nym-data-observatory/**'
       - 'nym-validator-rewarder/**'
+      - 'nyx-chain-watcher/**'
+      - 'sdk/ffi/**'
+      - 'sdk/rust/**'
+      - 'service-providers/**'
+      - 'nym-browser-extension/storage/**'
       - 'tools/**'
       - 'wasm/**'
       - 'Cargo.toml'
@@ -25,16 +27,23 @@ on:
       - '.github/workflows/ci-build.yml'
   workflow_dispatch:
 
+concurrency:
+  # only 1 concurrent `ci-build` allowed per branch
+  # https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions#example-using-concurrency-and-the-default-behavior
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     strategy:
       fail-fast: false
       matrix:
-        os: [ arc-ubuntu-20.04, custom-runner-mac-m1 ]
+        os: [ arc-ubuntu-20.04, custom-windows-11, custom-runner-mac-m1 ]
     runs-on: ${{ matrix.os }}
     env:
       CARGO_TERM_COLOR: always
       IPINFO_API_TOKEN: ${{ secrets.IPINFO_API_TOKEN }}
+      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - name: Install Dependencies (Linux)
         run: sudo apt-get update && sudo apt-get -y install libwebkit2gtk-4.0-dev build-essential curl wget libssl-dev libgtk-3-dev libudev-dev squashfs-tools protobuf-compiler
@@ -52,6 +61,20 @@ jobs:
           override: true
           components: rustfmt, clippy
 
+      # To avoid running out of disk space, skip generating debug symbols
+      - name: Set debug to false (unix)
+        if: contains(matrix.os, 'ubuntu') || contains(matrix.os, 'mac')
+        run: |
+          sed -i.bak 's/\[profile.dev\]/\[profile.dev\]\ndebug = false/' Cargo.toml
+          git diff
+
+      - name: Set debug to false (win)
+        if: contains(matrix.os, 'windows')
+        shell: pwsh
+        run: |
+          (Get-Content Cargo.toml) -replace '\[profile.dev\]', "`$&`ndebug = false" | Set-Content Cargo.toml
+          git diff
+
       - name: Check formatting
         uses: actions-rs/cargo@v1
         with:

.github/workflows/ci-check-ns-api-version.yml

@@ -0,0 +1,57 @@
+name: ci-check-ns-api-version
+
+on:
+  pull_request:
+    paths:
+      - "nym-node-status-api/**"
+
+env:
+  WORKING_DIRECTORY: "nym-node-status-api/nym-node-status-api"
+
+jobs:
+  check-if-tag-exists:
+    runs-on: arc-ubuntu-22.04-dind
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Get version from cargo.toml
+        uses: mikefarah/yq@v4.45.1
+        id: get_version
+        with:
+          cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml
+
+      - name: Check if git tag exists
+        run: |
+          TAG=${{ env.WORKING_DIRECTORY }}-${{ steps.get_version.outputs.result }}
+          if [[ -z "$TAG" ]]; then
+            echo "Tag is empty"
+            exit 1
+          fi
+          git ls-remote --tags origin | awk '{print $2}'
+          if git ls-remote --tags origin | awk '{print $2}' | grep -q "refs/tags/$TAG$" ; then
+              echo "Tag '$TAG' ALREADY EXISTS on the remote"
+              exit 1
+          else
+              echo "Tag '$TAG' does not exist on the remote"
+          fi
+      - name: Check if harbor tag exists
+        run: |
+          TAG=${{ steps.get_version.outputs.result }}
+          registry=https://harbor.nymte.ch
+          repo_name=nym/node-status-api
+          if [[ -z $TAG ]]; then
+            echo "Tag is empty"
+            exit 1
+          fi
+          curl -su ${{ secrets.HARBOR_ROBOT_USERNAME }}:${{ secrets.HARBOR_ROBOT_SECRET }} "$registry/v2/$repo_name/tags/list" | jq
+          exists=$(curl -su ${{ secrets.HARBOR_ROBOT_USERNAME }}:${{ secrets.HARBOR_ROBOT_SECRET }} "$registry/v2/$repo_name/tags/list" | jq --arg tag $TAG '.tags | contains([$tag])' )
+          if [[ $exists = "true" ]]; then
+            echo "Version '$TAG' defined in Cargo.toml ALREADY EXISTS as tag in harbor repo"
+            exit 1
+          elif [[ $exists = "false" ]]; then
+            echo "Version '$TAG' doesn't exist on the remote"
+          else
+            echo "Unknown output '$exists'"
+            exit 1
+          fi

.github/workflows/ci-contracts-matrix-includes.json

@@ -1,6 +0,0 @@
-[
-  {
-    "rust":"stable",
-    "runOnEvent":"always"
-  }
-]

.github/workflows/ci-contracts-upload-binaries.yml

@@ -31,7 +31,6 @@ jobs:
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.77
           target: wasm32-unknown-unknown
           override: true
 
@@ -40,6 +39,9 @@ jobs:
         with:
           version: '114'
 
+      - name: Install cosmwasm-check
+        run: cargo install cosmwasm-check
+
       - name: Build release contracts
         run: make contracts
 
@@ -50,7 +52,6 @@ jobs:
         run: |
           cp contracts/target/wasm32-unknown-unknown/release/mixnet_contract.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/vesting_contract.wasm $OUTPUT_DIR
-          cp contracts/target/wasm32-unknown-unknown/release/nym_coconut_bandwidth.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/nym_coconut_dkg.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/cw3_flex_multisig.wasm $OUTPUT_DIR
           cp contracts/target/wasm32-unknown-unknown/release/cw4_group.wasm $OUTPUT_DIR

.github/workflows/ci-contracts.yml

@@ -9,31 +9,17 @@ on:
     paths:
       - 'contracts/**'
       - 'common/**'
+      - 'Cargo.lock'
+      - 'Cargo.toml'
       - '.github/workflows/ci-contracts.yml'
 
 jobs:
-  matrix_prep:
-    runs-on: ubuntu-20.04
-    outputs:
-      matrix: ${{ steps.set-matrix.outputs.matrix }}
-    steps:
-      # creates the matrix strategy from ci-contracts-matrix-includes.json
-      - uses: actions/checkout@v4
-      - id: set-matrix
-        uses: JoshuaTheMiller/conditional-build-matrix@main
-        with:
-          inputFile: '.github/workflows/ci-contracts-matrix-includes.json'
-          filter: '[?runOnEvent==`${{ github.event_name }}` || runOnEvent==`always`]'
   build:
     # since it's going to be compiled into wasm, there's absolutely
     # no point in running CI on different OS-es
     runs-on: ubuntu-20.04
     env:
       CARGO_TERM_COLOR: always
-    needs: matrix_prep
-    strategy:
-      fail-fast: false
-      matrix: ${{fromJson(needs.matrix_prep.outputs.matrix)}}
     steps:
       - uses: actions/checkout@v4
 
@@ -41,11 +27,19 @@ jobs:
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: ${{ matrix.rust }}
+          toolchain: stable
           target: wasm32-unknown-unknown
           override: true
           components: rustfmt, clippy
 
+      - name: Install cosmwasm-check
+        run: cargo install cosmwasm-check
+
+      - name: Install wasm-opt
+        uses: ./.github/actions/install-wasm-opt
+        with:
+          version: '114'
+
       - name: Build contracts
         uses: actions-rs/cargo@v1
         env:
@@ -71,3 +65,7 @@ jobs:
         with:
           command: clippy
           args: --lib --manifest-path contracts/Cargo.toml --workspace --all-targets -- -D warnings
+
+      - name: Check chain compatibility against release build
+        # this will build contracts in release mode, run wasm-opt and finally cosmwasm-check
+        run: make contracts

.github/workflows/ci-docs.yml

@@ -11,6 +11,8 @@ on:
 jobs:
   build:
     runs-on: arc-ubuntu-20.04
+    env:
+      RUSTUP_PERMIT_COPY_RENAME: 1
     defaults:
       run:
         working-directory: documentation/docs

.github/workflows/ci-lint-typescript.yml

@@ -16,6 +16,8 @@ on:
 jobs:
   build:
     runs-on: arc-ubuntu-20.04
+    env:
+      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - uses: actions/checkout@v4
       - uses: rlespinasse/github-slug-action@v3.x
@@ -42,7 +44,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: "1.23.7"
 
       - name: Install
         run: yarn

.github/workflows/ci-nym-wallet-rust.yml

@@ -14,6 +14,7 @@ jobs:
     runs-on: arc-ubuntu-20.04
     env:
       CARGO_TERM_COLOR: always
+      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - name: Install Dependencies (Linux)
         run: sudo apt-get update && sudo apt-get -y install libwebkit2gtk-4.0-dev build-essential curl wget libssl-dev libgtk-3-dev squashfs-tools
@@ -30,6 +31,12 @@ jobs:
           override: true
           components: rustfmt, clippy
 
+      - name: Set debug to false
+        working-directory: nym-wallet
+        run: |
+          sed -i.bak '1s/^/\[profile.dev\]\ndebug = false\n\n/' Cargo.toml
+          git diff
+
       - name: Build all binaries
         uses: actions-rs/cargo@v1
         with:

.github/workflows/ci-nym-wallet-storybook.yml

@@ -10,66 +10,66 @@ jobs:
   build:
     runs-on: custom-linux
     steps:
-    - uses: actions/checkout@v4
+      - uses: actions/checkout@v4
 
-    - name: Install rsync
+      - name: Install rsync
-      run: sudo apt-get install rsync
+        run: sudo apt-get install rsync
-      continue-on-error: true
+        continue-on-error: true
 
-    - uses: rlespinasse/github-slug-action@v3.x
+      - uses: rlespinasse/github-slug-action@v3.x
 
-    - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v4
-      with:
+        with:
-        node-version: 18
+          node-version: 20
 
-    - name: Setup yarn
+      - name: Setup yarn
-      run: npm install -g yarn
+        run: npm install -g yarn
 
-    - name: Install Rust stable
+      - name: Install Rust stable
-      uses: actions-rs/toolchain@v1
+        uses: actions-rs/toolchain@v1
-      with:
+        with:
-        toolchain: stable
+          toolchain: stable
 
-    - name: Install wasm-pack
+      - name: Install wasm-pack
-      run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
 
-    - name: Build dependencies
+      - name: Build dependencies
-      run: yarn && yarn build
+        run: yarn && yarn build
 
-    - name: Build storybook
+      - name: Build storybook
-      run: yarn storybook:build
+        run: yarn storybook:build
-      working-directory: ./nym-wallet
+        working-directory: ./nym-wallet
 
-    - name: Deploy branch to CI www (storybook)
+      - name: Deploy branch to CI www (storybook)
-      continue-on-error: true
+        continue-on-error: true
-      uses: easingthemes/ssh-deploy@main
+        uses: easingthemes/ssh-deploy@main
-      env:
+        env:
-        SSH_PRIVATE_KEY: ${{ secrets.CI_WWW_SSH_PRIVATE_KEY }}
+          SSH_PRIVATE_KEY: ${{ secrets.CI_WWW_SSH_PRIVATE_KEY }}
-        ARGS: "-rltgoDzvO --delete"
+          ARGS: "-rltgoDzvO --delete"
-        SOURCE: "nym-wallet/storybook-static/"
+          SOURCE: "nym-wallet/storybook-static/"
-        REMOTE_HOST: ${{ secrets.CI_WWW_REMOTE_HOST }}
+          REMOTE_HOST: ${{ secrets.CI_WWW_REMOTE_HOST }}
-        REMOTE_USER: ${{ secrets.CI_WWW_REMOTE_USER }}
+          REMOTE_USER: ${{ secrets.CI_WWW_REMOTE_USER }}
-        TARGET: ${{ secrets.CI_WWW_REMOTE_TARGET }}/wallet-${{ env.GITHUB_REF_SLUG }}
+          TARGET: ${{ secrets.CI_WWW_REMOTE_TARGET }}/wallet-${{ env.GITHUB_REF_SLUG }}
-        EXCLUDE: "/dist/, /node_modules/"
+          EXCLUDE: "/dist/, /node_modules/"
 
-    - name: Matrix - Node Install
+      - name: Matrix - Node Install
-      run: npm install
+        run: npm install
-      working-directory: .github/workflows/support-files
+        working-directory: .github/workflows/support-files
 
-    - name: Matrix - Send Notification
+      - name: Matrix - Send Notification
-      env:
+        env:
-        NYM_NOTIFICATION_KIND: nym-wallet
+          NYM_NOTIFICATION_KIND: nym-wallet
-        NYM_PROJECT_NAME: "nym-wallet"
+          NYM_PROJECT_NAME: "nym-wallet"
-        NYM_CI_WWW_BASE: "${{ secrets.NYM_CI_WWW_BASE }}"
+          NYM_CI_WWW_BASE: "${{ secrets.NYM_CI_WWW_BASE }}"
-        NYM_CI_WWW_LOCATION: "wallet-${{ env.GITHUB_REF_SLUG }}"
+          NYM_CI_WWW_LOCATION: "wallet-${{ env.GITHUB_REF_SLUG }}"
-        GIT_COMMIT_MESSAGE: "${{ github.event.head_commit.message }}"
+          GIT_COMMIT_MESSAGE: "${{ github.event.head_commit.message }}"
-        GIT_BRANCH: "${GITHUB_REF##*/}"
+          GIT_BRANCH: "${GITHUB_REF##*/}"
-        IS_SUCCESS: "${{ job.status == 'success' }}"
+          IS_SUCCESS: "${{ job.status == 'success' }}"
-        MATRIX_SERVER: "${{ secrets.MATRIX_SERVER }}"
+          MATRIX_SERVER: "${{ secrets.MATRIX_SERVER }}"
-        MATRIX_ROOM: "${{ secrets.MATRIX_ROOM }}"
+          MATRIX_ROOM: "${{ secrets.MATRIX_ROOM }}"
-        MATRIX_USER_ID: "${{ secrets.MATRIX_USER_ID }}"
+          MATRIX_USER_ID: "${{ secrets.MATRIX_USER_ID }}"
-        MATRIX_TOKEN: "${{ secrets.MATRIX_TOKEN }}"
+          MATRIX_TOKEN: "${{ secrets.MATRIX_TOKEN }}"
-        MATRIX_DEVICE_ID: "${{ secrets.MATRIX_DEVICE_ID }}"
+          MATRIX_DEVICE_ID: "${{ secrets.MATRIX_DEVICE_ID }}"
-      uses: docker://keybaseio/client:stable-node
+        uses: docker://keybaseio/client:stable-node
-      with:
+        with:
-        args: .github/workflows/support-files/notifications/entry_point.sh
+          args: .github/workflows/support-files/notifications/entry_point.sh

.github/workflows/ci-sdk-wasm.yml

@@ -1,6 +1,7 @@
 name: ci-sdk-wasm
 
 on:
+  workflow_dispatch:
   pull_request:
     paths:
       - 'wasm/**'
@@ -13,6 +14,7 @@ jobs:
     runs-on: arc-ubuntu-20.04
     env:
       CARGO_TERM_COLOR: always
+      RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
       - uses: actions/checkout@v4
 
@@ -31,7 +33,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.20'
+          go-version: "1.23.7"
 
       - name: Install wasm-pack
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
@@ -44,6 +46,11 @@ jobs:
       - name: Install wasm-bindgen-cli
         run: cargo install wasm-bindgen-cli
 
+      - name: Set debug to false
+        run: |
+          sed -i.bak 's/\[profile.dev\]/\[profile.dev\]\ndebug = false/' Cargo.toml
+          git diff
+
       - name: "Build"
         run: make sdk-wasm-build
 

.github/workflows/nightly-build.yml

@@ -15,6 +15,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     env:
       CARGO_TERM_COLOR: always
+      IPINFO_API_TOKEN: ${{ secrets.IPINFO_API_TOKEN }}
     continue-on-error: true
     steps:
       - name: Check out repository code

.github/workflows/publish-nym-contracts.yml

@@ -2,19 +2,18 @@ name: publish-nym-contracts
 on:
   workflow_dispatch:
   release:
-    types: [created]
+    types: [ created ]
 
 jobs:
   build:
     if: ${{ (startsWith(github.ref, 'refs/tags/nym-contracts-') && github.event_name == 'release') || github.event_name == 'workflow_dispatch' }}
-    runs-on: [self-hosted, custom-ubuntu-20.04]
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
 
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.77
           target: wasm32-unknown-unknown
           override: true
 

.github/workflows/publish-nym-wallet-macos.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        platform: [macos-12-large]
+        platform: [macos-15]
     runs-on: ${{ matrix.platform }}
 
     outputs:
@@ -30,7 +30,7 @@ jobs:
       - name: Node
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 21
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
@@ -64,11 +64,25 @@ jobs:
           fileName: '.env'
           encodedString: ${{ secrets.WALLET_ADMIN_ADDRESS }}
 
+      - name: Add Rust target for x86_64-apple-darwin
+        run: rustup target add x86_64-apple-darwin
+
+      - name: Set Cargo build target to x86_64
+        run: echo "CARGO_BUILD_TARGET=x86_64-apple-darwin" >> $GITHUB_ENV
+        
+      - name: yarn cache clean
+        shell: bash
+        run: cd .. && yarn cache clean
+
       - name: Install project dependencies
         shell: bash
         run: cd .. && yarn --network-timeout 100000
 
-      - name: Install app dependencies and build it
+      - name: yarn build
+        shell: bash
+        run: cd .. && yarn build
+
+      - name: Install dependencies and build it
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           ENABLE_CODE_SIGNING: ${{ secrets.APPLE_CERTIFICATE }}
@@ -80,13 +94,14 @@ jobs:
           APPLE_PASSWORD: ${{ secrets.APPLE_PASSWORD }}
           TAURI_PRIVATE_KEY: ${{ secrets.TAURI_PRIVATE_KEY }}
           TAURI_KEY_PASSWORD: ${{ secrets.TAURI_KEY_PASSWORD }}
-        run: yarn && yarn build
+        run: |
+          yarn build-macx86
 
       - name: Upload Artifact
         uses: actions/upload-artifact@v4
         with:
           name: nym-wallet.app.tar.gz
-          path: nym-wallet/target/release/bundle/macos/nym-wallet.app.tar.gz
+          path: nym-wallet/target/x86_64-apple-darwin/release/bundle/macos/nym-wallet.app.tar.gz
           retention-days: 5
 
       - name: Clean up keychain
@@ -99,8 +114,8 @@ jobs:
         if: github.event_name == 'release'
         with:
           files: |
-            nym-wallet/target/release/bundle/dmg/*.dmg
+            nym-wallet/target/x86_64-apple-darwin/release/bundle/dmg/*.dmg
-            nym-wallet/target/release/bundle/macos/*.app.tar.gz*
+            nym-wallet/target/x86_64-apple-darwin/release/bundle/macos/*.app.tar.gz*
 
       - name: Deploy artifacts to CI www
         continue-on-error: true
@@ -108,7 +123,7 @@ jobs:
         env:
           SSH_PRIVATE_KEY: ${{ secrets.CI_WWW_SSH_PRIVATE_KEY }}
           ARGS: "-avzr"
-          SOURCE: "nym-wallet/target/release/bundle/macos/nym-wallet.app.tar.gz"
+          SOURCE: "nym-wallet/target/x86_64-apple-darwin/release/bundle/macos/nym-wallet.app.tar.gz"
           REMOTE_HOST: ${{ secrets.CI_WWW_REMOTE_HOST }}
           REMOTE_USER: ${{ secrets.CI_WWW_REMOTE_USER }}
           TARGET: ${{ secrets.CI_WWW_REMOTE_TARGET }}/builds/${{ github.ref_name }}/nym-wallet

.github/workflows/publish-nym-wallet-ubuntu.yml

@@ -36,7 +36,7 @@ jobs:
       - name: Node
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 21
 
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1

.github/workflows/publish-nym-wallet-win11.yml

@@ -49,7 +49,7 @@ jobs:
       - name: Node
         uses: actions/setup-node@v4
         with:
-          node-version: 18
+          node-version: 21
 
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1

.github/workflows/publish-nyms5-android-apk.yml

@@ -49,21 +49,13 @@ jobs:
             "build-tools;$SDK_BUILDTOOLS_VERSION"
 
       - name: Install Rust toolchain
-        uses: dtolnay/rust-toolchain@1.90.0
+        uses: dtolnay/rust-toolchain@1.100.0
 
       - name: Install rust android targets
         run: |
           rustup target add aarch64-linux-android \
             x86_64-linux-android
 
-      - name: Build lib nym-socks5-listener
-        working-directory: sdk/lib/socks5-listener/
-        env:
-          RELEASE: true
-          RUSTFLAGS: "-C link-args=-Wl,--hash-style=gnu"
-        # build for arm64 and x86_64
-        run: ./build-android.sh aarch64 x86_64
-
       - name: Build APKs (unsigned)
         working-directory: nym-connect/native/android
         env:

.github/workflows/publish-sdk-npm.yml

@@ -31,12 +31,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: "1.20"
+          go-version: "1.23.7"
-
-      - name: Install TinyGo
-        uses: acifani/setup-tinygo@v2
-        with:
-          tinygo-version: "0.27.0"
 
       - name: Install dependencies
         run: yarn

.github/workflows/push-credential-proxy.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/nym-credential-proxy/Cargo.toml

.github/workflows/push-data-observatory.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-network-monitor.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/nym-network-monitor/Cargo.toml

.github/workflows/push-node-status-agent.yaml

@@ -31,7 +31,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-node-status-api.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-nym-node.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-nyx-chain-watcher.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-validator-rewarder.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.44.6
+        uses: mikefarah/yq@v4.45.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.gitignore

@@ -51,4 +51,11 @@ ppa-private-key.b64
 ppa-private-key.asc
 nym-network-monitor/topology.json
 nym-network-monitor/__pycache__
-nym-network-monitor/*.key
+nym-network-monitor/*.key
+nym-network-monitor/.envrc
+nym-network-monitor/.envrc
+nym-api/redocly/formatted-openapi.json
+
+
+*.sqlite
+.build

CHANGELOG.md

@@ -4,6 +4,635 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 
 ## [Unreleased]
 
+## [2025.6-chuckles] (2025-03-31)
+
+- Remove Google public DNS ([#5660])
+- Revert using AsyncWrite sink in IPR ([#5656])
+- Add fd callback for initial authentication ([#5654])
+- Add concurrency limit to CI ([#5651])
+- Remove UNIQUE constraint on node pubkey ([#5649])
+- Add RUSTUP_PERMIT_COPY_RENAME in two workflows that we forgot about ([#5646])
+- Upgrade sha2 to workspace version for validator-client ([#5644])
+- Add max_retransmissions flag on each message ([#5642])
+- build(deps): bump zip from 2.2.2 to 2.4.1 ([#5639])
+- build(deps): bump dtolnay/rust-toolchain from 1.90.0 to 1.100.0 ([#5638])
+- / regenerated yarn.lock ([#5636])
+- Rework IPR codec to extract out timer and implement AsyncWrite ([#5632])
+- build(deps): bump tempfile from 3.18.0 to 3.19.0 ([#5631])
+- build(deps): bump zeroize from 1.6.0 to 1.8.1 ([#5630])
+- build(deps): bump once_cell from 1.20.3 to 1.21.1 ([#5629])
+- build(deps): bump uuid from 1.15.1 to 1.16.0 ([#5628])
+- build(deps): bump celes from 2.5.0 to 2.6.0 ([#5627])
+- build(deps): bump http from 1.2.0 to 1.3.1 ([#5626])
+- build(deps): bump humantime from 2.1.0 to 2.2.0 ([#5625])
+- build(deps): bump the patch-updates group with 8 updates ([#5624])
+- build(deps): bump @babel/runtime from 7.16.3 to 7.26.10 in /testnet-faucet ([#5621])
+- Feature/paginated ticketbooks challenge ([#5619])
+- build(deps-dev): bump webpack from 5.77.0 to 5.98.0 in /wasm/client/internal-dev ([#5615])
+- build(deps-dev): bump ws from 8.13.0 to 8.18.1 in /wasm/client/internal-dev ([#5614])
+- build(deps): bump golang.org/x/net from 0.23.0 to 0.36.0 in /wasm/mix-fetch/go-mix-conn ([#5613])
+- build(deps): bump braces from 3.0.2 to 3.0.3 in /sdk/typescript/packages/mix-fetch-node ([#5612])
+- Wireguard exit policies (and tests) ([#5557])
+- Explorer V2 ([#5548])
+- Clean stale partially received buffers ([#5536])
+- Corrected typos ([#5497])
+- build(deps): bump @octokit/plugin-paginate-rest and @actions/github in /.github/actions/nym-hash-releases/src ([#5488])
+- feature: upgrade cosmwasm to 2.2 ([#5479])
+- build(deps): bump store2 from 2.14.3 to 2.14.4 ([#5391])
+- build(deps): bump nanoid from 3.3.7 to 3.3.8 in /documentation/docs ([#5335])
+- build(deps): bump next from 13.5.7 to 14.2.15 in /documentation/docs ([#5281])
+- Bump http-proxy-middleware from 2.0.6 to 2.0.7 ([#5019])
+
+[#5660]: https://github.com/nymtech/nym/pull/5660
+[#5656]: https://github.com/nymtech/nym/pull/5656
+[#5654]: https://github.com/nymtech/nym/pull/5654
+[#5651]: https://github.com/nymtech/nym/pull/5651
+[#5649]: https://github.com/nymtech/nym/pull/5649
+[#5646]: https://github.com/nymtech/nym/pull/5646
+[#5644]: https://github.com/nymtech/nym/pull/5644
+[#5642]: https://github.com/nymtech/nym/pull/5642
+[#5639]: https://github.com/nymtech/nym/pull/5639
+[#5638]: https://github.com/nymtech/nym/pull/5638
+[#5636]: https://github.com/nymtech/nym/pull/5636
+[#5632]: https://github.com/nymtech/nym/pull/5632
+[#5631]: https://github.com/nymtech/nym/pull/5631
+[#5630]: https://github.com/nymtech/nym/pull/5630
+[#5629]: https://github.com/nymtech/nym/pull/5629
+[#5628]: https://github.com/nymtech/nym/pull/5628
+[#5627]: https://github.com/nymtech/nym/pull/5627
+[#5626]: https://github.com/nymtech/nym/pull/5626
+[#5625]: https://github.com/nymtech/nym/pull/5625
+[#5624]: https://github.com/nymtech/nym/pull/5624
+[#5621]: https://github.com/nymtech/nym/pull/5621
+[#5619]: https://github.com/nymtech/nym/pull/5619
+[#5615]: https://github.com/nymtech/nym/pull/5615
+[#5614]: https://github.com/nymtech/nym/pull/5614
+[#5613]: https://github.com/nymtech/nym/pull/5613
+[#5612]: https://github.com/nymtech/nym/pull/5612
+[#5557]: https://github.com/nymtech/nym/pull/5557
+[#5548]: https://github.com/nymtech/nym/pull/5548
+[#5536]: https://github.com/nymtech/nym/pull/5536
+[#5497]: https://github.com/nymtech/nym/pull/5497
+[#5488]: https://github.com/nymtech/nym/pull/5488
+[#5479]: https://github.com/nymtech/nym/pull/5479
+[#5391]: https://github.com/nymtech/nym/pull/5391
+[#5335]: https://github.com/nymtech/nym/pull/5335
+[#5281]: https://github.com/nymtech/nym/pull/5281
+[#5019]: https://github.com/nymtech/nym/pull/5019
+
+## [2025.5-chokito] (2025-03-18)
+
+- build(deps): bump braces from 3.0.2 to 3.0.3 in /sdk/typescript/packages/nodejs-client ([#5611])
+- build(deps-dev): bump webpack-dev-middleware from 5.3.3 to 5.3.4 in /wasm/client/internal-dev ([#5610])
+- Export lane queue lengths in sdk ([#5609])
+- Chore/more payment watcher debug endpoints ([#5608])
+- build(deps): bump @babel/helpers from 7.24.4 to 7.26.10 ([#5606])
+- Chore/update bls12 381 fork ([#5605])
+- chore: change auth v2 timestamp skew and allow values from the future ([#5604])
+- Chore/payment watcher debug endpoints ([#5601])
+- Allow resetting all SURB sender tags ([#5600])
+- introduce internal tool for checking signer status ([#5598])
+- build(deps-dev): bump webpack from 5.77.0 to 5.98.0 in /wasm/mix-fetch/internal-dev ([#5597])
+- build(deps): bump body-parser and express in /wasm/mix-fetch/internal-dev ([#5596])
+- build(deps): bump serve-static and express in /wasm/mix-fetch/internal-dev ([#5594])
+- build(deps-dev): bump ws from 8.13.0 to 8.18.1 in /wasm/mix-fetch/internal-dev ([#5593])
+- build(deps): bump cookie and express in /wasm/client/internal-dev ([#5592])
+- build(deps): bump cookie and express in /wasm/mix-fetch/internal-dev ([#5591])
+- build(deps): bump braces from 3.0.2 to 3.0.3 in /wasm/zknym-lib/internal-dev ([#5590])
+- build(deps): bump webpack-dev-middleware from 5.3.3 to 5.3.4 in /wasm/zknym-lib/internal-dev ([#5589])
+- build(deps): bump tempfile from 3.17.1 to 3.18.0 ([#5588])
+- build(deps): bump tokio from 1.43.0 to 1.44.0 ([#5587])
+- build(deps): bump the patch-updates group with 8 updates ([#5585])
+- build(deps): bump ring from 0.17.9 to 0.17.13 ([#5583])
+- delete double memo field in send modal ([#5578])
+- Server Side internal DoT/DoH opt out ([#5577])
+- Rust SDK SURB example: change hardcoded file to tempdir ([#5576])
+- Add /v3/nym-nodes ([#5569])
+- chore: start sending v2 sphinx packets ([#5554])
+- build(deps): bump the patch-updates group across 1 directory with 14 updates ([#5549])
+- build(deps): bump uuid from 1.13.2 to 1.15.1 ([#5542])
+- build(deps): bump rs_merkle from 1.4.2 to 1.5.0 ([#5541])
+- feature: v2 authentication request ([#5537])
+- Set RUSTUP_PERMIT_COPY_RENAME ([#5533])
+- feature: disallow routing mix packets to nodes not present in the topology ([#5526])
+- Make "Memo" visible per default on send NYM ([#5524])
+- feat: make sure any terminated task kills the watcher and write run info to db ([#5517])
+- Another total_stake SQL fix ([#5516])
+- Fix total_stake on SQL update ([#5514])
+- build(deps): bump flate2 from 1.0.35 to 1.1.0 ([#5510])
+- build(deps): bump itertools from 0.13.0 to 0.14.0 ([#5509])
+- build(deps): bump the patch-updates group with 2 updates ([#5505])
+- Treat gateways as Nym Nodes ([#5504])
+- Update version in Cargo.toml ([#5503])
+- feat: use ct_eq for checking bearer token ([#5501])
+- Add extra args for the probe ([#5499])
+- Fix stats bug & remove HM caching ([#5495])
+- fix: Cargo.lock for contracts ([#5489])
+- Display error messages if IPv4 or IPv6 address not found on nymtun0 ([#5465])
+
+[#5611]: https://github.com/nymtech/nym/pull/5611
+[#5610]: https://github.com/nymtech/nym/pull/5610
+[#5609]: https://github.com/nymtech/nym/pull/5609
+[#5608]: https://github.com/nymtech/nym/pull/5608
+[#5606]: https://github.com/nymtech/nym/pull/5606
+[#5605]: https://github.com/nymtech/nym/pull/5605
+[#5604]: https://github.com/nymtech/nym/pull/5604
+[#5601]: https://github.com/nymtech/nym/pull/5601
+[#5600]: https://github.com/nymtech/nym/pull/5600
+[#5598]: https://github.com/nymtech/nym/pull/5598
+[#5597]: https://github.com/nymtech/nym/pull/5597
+[#5596]: https://github.com/nymtech/nym/pull/5596
+[#5594]: https://github.com/nymtech/nym/pull/5594
+[#5593]: https://github.com/nymtech/nym/pull/5593
+[#5592]: https://github.com/nymtech/nym/pull/5592
+[#5591]: https://github.com/nymtech/nym/pull/5591
+[#5590]: https://github.com/nymtech/nym/pull/5590
+[#5589]: https://github.com/nymtech/nym/pull/5589
+[#5588]: https://github.com/nymtech/nym/pull/5588
+[#5587]: https://github.com/nymtech/nym/pull/5587
+[#5585]: https://github.com/nymtech/nym/pull/5585
+[#5583]: https://github.com/nymtech/nym/pull/5583
+[#5578]: https://github.com/nymtech/nym/pull/5578
+[#5577]: https://github.com/nymtech/nym/pull/5577
+[#5576]: https://github.com/nymtech/nym/pull/5576
+[#5569]: https://github.com/nymtech/nym/pull/5569
+[#5554]: https://github.com/nymtech/nym/pull/5554
+[#5549]: https://github.com/nymtech/nym/pull/5549
+[#5542]: https://github.com/nymtech/nym/pull/5542
+[#5541]: https://github.com/nymtech/nym/pull/5541
+[#5537]: https://github.com/nymtech/nym/pull/5537
+[#5533]: https://github.com/nymtech/nym/pull/5533
+[#5526]: https://github.com/nymtech/nym/pull/5526
+[#5524]: https://github.com/nymtech/nym/pull/5524
+[#5517]: https://github.com/nymtech/nym/pull/5517
+[#5516]: https://github.com/nymtech/nym/pull/5516
+[#5514]: https://github.com/nymtech/nym/pull/5514
+[#5510]: https://github.com/nymtech/nym/pull/5510
+[#5509]: https://github.com/nymtech/nym/pull/5509
+[#5505]: https://github.com/nymtech/nym/pull/5505
+[#5504]: https://github.com/nymtech/nym/pull/5504
+[#5503]: https://github.com/nymtech/nym/pull/5503
+[#5501]: https://github.com/nymtech/nym/pull/5501
+[#5499]: https://github.com/nymtech/nym/pull/5499
+[#5495]: https://github.com/nymtech/nym/pull/5495
+[#5489]: https://github.com/nymtech/nym/pull/5489
+[#5465]: https://github.com/nymtech/nym/pull/5465
+
+## [2025.4-dorina-patched] (2025-03-06)
+
+- use legacy crypto for constructing SURB headers ([#5579])
+- bugfix: make sure to correctly decode response content when putting it into error message ([#5571])
+- Tweak surb management to be more conservative ([#5570])
+- Deserialize v5 authenticator requests ([#5568])
+- chore: additional logs when attempting to load ecash keys ([#5567])
+- add full response body to error message upon decoding failure ([#5566])
+- hotfix: ensure we bail on merkle leaves insertion upon missing data ([#5565])
+- feature: v2 authentication request (#5537) ([#5563])
+- Create authenticator v5 request/response types ([#5561])
+
+[#5579]: https://github.com/nymtech/nym/pull/5579
+[#5571]: https://github.com/nymtech/nym/pull/5571
+[#5570]: https://github.com/nymtech/nym/pull/5570
+[#5568]: https://github.com/nymtech/nym/pull/5568
+[#5567]: https://github.com/nymtech/nym/pull/5567
+[#5566]: https://github.com/nymtech/nym/pull/5566
+[#5565]: https://github.com/nymtech/nym/pull/5565
+[#5563]: https://github.com/nymtech/nym/pull/5563
+[#5561]: https://github.com/nymtech/nym/pull/5561
+
+## [2025.4-dorina] (2025-03-04)
+
+- fixed sphinx version metrics registration ([#5546])
+- Feature/chain status api ([#5539])
+- Add SURBs soft threshold ([#5535])
+- Simplify IPR v8 ([#5532])
+- Shared instance for DNS AsyncResolver ([#5523])
+- merge #5512 again after reverting due to incorrect rebase ([#5520])
+- cherry-pick 17d3ff2d775f61aee381d90a304ed416c08f33fc onto dorina ([#5519])
+- cherry-pick 6e5d0dac1b75413c5f09122b0d953f8ec6ef48df onto dorina ([#5518])
+- chore: workspace global panic preventing lints ([#5512])
+- bugfix: dont query for ecash apis unless necessary when spending ticketbooks ([#5508])
+- bugfix: bound check when recovering a reply SURB ([#5502])
+- chore: removed all old coconut code ([#5500])
+- IPR request types v8 ([#5498])
+- Support static routes for HTTP requests ([#5487])
+- build(deps): bump the patch-updates group across 1 directory with 3 updates ([#5482])
+- added missing import to doctest ([#5480])
+- adjusted TestSetup::new_complex to ensure bonded node's existence ([#5478])
+- Trigger contracts CI on main workspace Cargo changes ([#5477])
+- build(deps): bump http from 1.1.0 to 1.2.0 ([#5472])
+- build(deps): bump utoipa-swagger-ui from 8.0.3 to 8.1.0 ([#5471])
+- build(deps): bump colored from 2.1.0 to 2.2.0 ([#5470])
+- build(deps): bump celes from 2.4.0 to 2.5.0 ([#5469])
+- build(deps): bump the patch-updates group with 2 updates ([#5467])
+- build(deps): bump elliptic from 6.5.4 to 6.6.1 in /docker/typescript_client/upload_contract ([#5463])
+- Run cargo autoinherit ([#5460])
+- Fix clippy::precedence ([#5457])
+- Provide Interval context with node descriptor endpoints ([#5456])
+- fix: update fx average rate calcs to ignore 0 values ([#5454])
+- Feature/add gbp currency ([#5453])
+- Add helper to extract a list of sqlite files with journal files wal/shm ([#5452])
+- Add a middleware layer to the nym api allowing for data compression ([#5451])
+- Condense core API functionalities and enable gzip decompression for reqwest payloads ([#5450])
+- build(deps): bump uniffi_build from 0.25.3 to 0.29.0 ([#5448])
+- Upgrade tower to 0.5.2 ([#5446])
+- build(deps): bump hickory-proto from 0.24.2 to 0.24.3 ([#5444])
+- Seedable clients ([#5440])
+- build(deps): bump the patch-updates group across 1 directory with 10 updates ([#5439])
+- Remove all recv_with_delay and add shutdown condition to loops in client-core ([#5435])
+- Disable the test for checking the remaining bandwidth in nym-node-status-api ([#5425])
+- Dz nym node stats ([#5418])
+- build(deps): bump hyper from 1.4.1 to 1.6.0 ([#5416])
+- build(deps): bump publicsuffix from 2.2.3 to 2.3.0 ([#5367])
+- Nymnode entrypoint docker ([#5300])
+
+[#5546]: https://github.com/nymtech/nym/pull/5546
+[#5539]: https://github.com/nymtech/nym/pull/5539
+[#5535]: https://github.com/nymtech/nym/pull/5535
+[#5532]: https://github.com/nymtech/nym/pull/5532
+[#5523]: https://github.com/nymtech/nym/pull/5523
+[#5520]: https://github.com/nymtech/nym/pull/5520
+[#5519]: https://github.com/nymtech/nym/pull/5519
+[#5518]: https://github.com/nymtech/nym/pull/5518
+[#5512]: https://github.com/nymtech/nym/pull/5512
+[#5508]: https://github.com/nymtech/nym/pull/5508
+[#5502]: https://github.com/nymtech/nym/pull/5502
+[#5500]: https://github.com/nymtech/nym/pull/5500
+[#5498]: https://github.com/nymtech/nym/pull/5498
+[#5487]: https://github.com/nymtech/nym/pull/5487
+[#5482]: https://github.com/nymtech/nym/pull/5482
+[#5480]: https://github.com/nymtech/nym/pull/5480
+[#5478]: https://github.com/nymtech/nym/pull/5478
+[#5477]: https://github.com/nymtech/nym/pull/5477
+[#5472]: https://github.com/nymtech/nym/pull/5472
+[#5471]: https://github.com/nymtech/nym/pull/5471
+[#5470]: https://github.com/nymtech/nym/pull/5470
+[#5469]: https://github.com/nymtech/nym/pull/5469
+[#5467]: https://github.com/nymtech/nym/pull/5467
+[#5463]: https://github.com/nymtech/nym/pull/5463
+[#5460]: https://github.com/nymtech/nym/pull/5460
+[#5457]: https://github.com/nymtech/nym/pull/5457
+[#5456]: https://github.com/nymtech/nym/pull/5456
+[#5454]: https://github.com/nymtech/nym/pull/5454
+[#5453]: https://github.com/nymtech/nym/pull/5453
+[#5452]: https://github.com/nymtech/nym/pull/5452
+[#5451]: https://github.com/nymtech/nym/pull/5451
+[#5450]: https://github.com/nymtech/nym/pull/5450
+[#5448]: https://github.com/nymtech/nym/pull/5448
+[#5446]: https://github.com/nymtech/nym/pull/5446
+[#5444]: https://github.com/nymtech/nym/pull/5444
+[#5440]: https://github.com/nymtech/nym/pull/5440
+[#5439]: https://github.com/nymtech/nym/pull/5439
+[#5435]: https://github.com/nymtech/nym/pull/5435
+[#5425]: https://github.com/nymtech/nym/pull/5425
+[#5418]: https://github.com/nymtech/nym/pull/5418
+[#5416]: https://github.com/nymtech/nym/pull/5416
+[#5367]: https://github.com/nymtech/nym/pull/5367
+[#5300]: https://github.com/nymtech/nym/pull/5300
+
+## [2025.3-ruta] (2025-02-10)
+
+- Push down forget me to client configs ([#5431])
+- Fix statistics shutdown ([#5426])
+- Make wait_for_graceful_shutdown to be pub ([#5424])
+- Upgrade to thiserror 2.0 ([#5414])
+- build(deps): bump the patch-updates group across 1 directory with 9 updates ([#5406])
+- Relocate a validator api function ([#5401])
+- Send shutdown instead of panic when reaching max fail ([#5398])
+- Change Explorer URL to new smooshed nodes ([#5396])
+- reduce log severity for checking topology validity ([#5395])
+- MixnetClient can send ClientRequests ([#5381])
+- Fix missing path triggers for CI ([#5380])
+- Uncouple storage reference for bandwidth client ([#5372])
+- build(deps): bump tokio from 1.40.0 to 1.43.0 ([#5370])
+- DNS resolver configuration for internal HTTP client lookups ([#5355])
+- Update README.md ([#5328])
+- Update README.md ([#5327])
+
+[#5431]: https://github.com/nymtech/nym/pull/5431
+[#5426]: https://github.com/nymtech/nym/pull/5426
+[#5424]: https://github.com/nymtech/nym/pull/5424
+[#5414]: https://github.com/nymtech/nym/pull/5414
+[#5406]: https://github.com/nymtech/nym/pull/5406
+[#5401]: https://github.com/nymtech/nym/pull/5401
+[#5398]: https://github.com/nymtech/nym/pull/5398
+[#5396]: https://github.com/nymtech/nym/pull/5396
+[#5395]: https://github.com/nymtech/nym/pull/5395
+[#5381]: https://github.com/nymtech/nym/pull/5381
+[#5380]: https://github.com/nymtech/nym/pull/5380
+[#5372]: https://github.com/nymtech/nym/pull/5372
+[#5370]: https://github.com/nymtech/nym/pull/5370
+[#5355]: https://github.com/nymtech/nym/pull/5355
+[#5328]: https://github.com/nymtech/nym/pull/5328
+[#5327]: https://github.com/nymtech/nym/pull/5327
+
+## [2025.2-hu] (2025-02-04)
+
+- Feature/remove double spending bloomfilter ([#5417])
+- HU - Downgrade harmless log message from info to debug ([#5405])
+- lower default ticket verification quorum to 0.7 ([#5404])
+- Downgrade harmless log message from info to debug ([#5403])
+- Redirect from mixnode page to nodes page ([#5397])
+- chore :update version of chain watcher and validator rewarder ([#5394])
+- bugfix: correctly handle ignore epoch roles flag ([#5390])
+- bugfix: terminate mixnet socket listener on shutdown ([#5389])
+- feat: make client ignore dual mode nodes by default ([#5388])
+- Handle ecash network errors differently ([#5378])
+- Remove empty ephemeral keys ([#5376])
+- fixed sql migration for adding default message timestamp ([#5374])
+- Bind to [::] on nym-node for both IP versions ([#5361])
+- exposed NymApiClient method for obtaining node performance history ([#5360])
+- Client gateway selection ([#5358])
+- chore: refresh wasm sdk ([#5353])
+- chore: update indexed_db_futures ([#5347])
+- build(deps): bump mikefarah/yq from 4.44.6 to 4.45.1 ([#5342])
+- updated cosmrs and tendermint-rpc to their most recent versions ([#5339])
+- build(deps): bump ts-rs from 10.0.0 to 10.1.0 ([#5338])
+- build(deps): bump tempfile from 3.14.0 to 3.15.0 ([#5337])
+- build(deps): bump the patch-updates group with 8 updates ([#5336])
+- feature: introduce /load endpoint for self-reported quantised NymNode load ([#5326])
+- feature: `CancellationToken`-based shutdowns ([#5325])
+- Use expect in geodata test to give error message on failure ([#5314])
+- feature: periodically remove stale gateway messages ([#5312])
+- build(deps): bump the patch-updates group across 1 directory with 35 updates ([#5310])
+- Add dependabot assigns for the root cargo ecosystem ([#5297])
+- Move tun constants to network defaults ([#5286])
+- Include IPINFO_API_TOKEN in nightly CI ([#5285])
+- Nyx Chain Watcher ([#5274])
+- bugfix: remove unnecessary arguments for nym-api swagger endpoints ([#5272])
+- feature: nym topology revamp ([#5271])
+- Add windows to CI builds ([#5269])
+- http-api-client: deduplicate code ([#5267])
+- build(deps): bump http from 1.1.0 to 1.2.0 ([#5228])
+- NS API: add mixnet scraper ([#5200])
+- build(deps): bump criterion from 0.4.0 to 0.5.1 ([#4911])
+
+[#5417]: https://github.com/nymtech/nym/pull/5417
+[#5405]: https://github.com/nymtech/nym/pull/5405
+[#5404]: https://github.com/nymtech/nym/pull/5404
+[#5403]: https://github.com/nymtech/nym/pull/5403
+[#5397]: https://github.com/nymtech/nym/pull/5397
+[#5394]: https://github.com/nymtech/nym/pull/5394
+[#5390]: https://github.com/nymtech/nym/pull/5390
+[#5389]: https://github.com/nymtech/nym/pull/5389
+[#5388]: https://github.com/nymtech/nym/pull/5388
+[#5378]: https://github.com/nymtech/nym/pull/5378
+[#5376]: https://github.com/nymtech/nym/pull/5376
+[#5374]: https://github.com/nymtech/nym/pull/5374
+[#5361]: https://github.com/nymtech/nym/pull/5361
+[#5360]: https://github.com/nymtech/nym/pull/5360
+[#5358]: https://github.com/nymtech/nym/pull/5358
+[#5353]: https://github.com/nymtech/nym/pull/5353
+[#5347]: https://github.com/nymtech/nym/pull/5347
+[#5342]: https://github.com/nymtech/nym/pull/5342
+[#5339]: https://github.com/nymtech/nym/pull/5339
+[#5338]: https://github.com/nymtech/nym/pull/5338
+[#5337]: https://github.com/nymtech/nym/pull/5337
+[#5336]: https://github.com/nymtech/nym/pull/5336
+[#5326]: https://github.com/nymtech/nym/pull/5326
+[#5325]: https://github.com/nymtech/nym/pull/5325
+[#5314]: https://github.com/nymtech/nym/pull/5314
+[#5312]: https://github.com/nymtech/nym/pull/5312
+[#5310]: https://github.com/nymtech/nym/pull/5310
+[#5297]: https://github.com/nymtech/nym/pull/5297
+[#5286]: https://github.com/nymtech/nym/pull/5286
+[#5285]: https://github.com/nymtech/nym/pull/5285
+[#5274]: https://github.com/nymtech/nym/pull/5274
+[#5272]: https://github.com/nymtech/nym/pull/5272
+[#5271]: https://github.com/nymtech/nym/pull/5271
+[#5269]: https://github.com/nymtech/nym/pull/5269
+[#5267]: https://github.com/nymtech/nym/pull/5267
+[#5228]: https://github.com/nymtech/nym/pull/5228
+[#5200]: https://github.com/nymtech/nym/pull/5200
+[#4911]: https://github.com/nymtech/nym/pull/4911
+
+## [2025.1-reeses] (2025-01-15)
+
+- Feature, Future/legacy alert ([#5346])
+- chore: readjusted --mode behaviour to fix the regression ([#5331])
+- chore: apply 1.84 linter suggestions ([#5330])
+- bugfix: make sure refresh data key matches bond info ([#5329])
+- reduce log severity for number of packets being delayed ([#5321])
+- feat: warn users if node is run in exit mode only ([#5320])
+- Bugfix/contract version assignment ([#5318])
+- fixed client session histogram buckets ([#5316])
+- amend 250gb limit ([#5313])
+- feature: expand nym-node prometheus metrics ([#5298])
+- Cherry picked #5286 ([#5287])
+- Add close to credential storage ([#5283])
+- feature: wireguard metrics ([#5278])
+- Add PATCH support to nym-http-api-client ([#5260])
+- chore: removed legacy socks5 listener ([#5259])
+- bugfix: make sure to apply gateway score filtering when choosing initial node ([#5256])
+- Update TS bindings ([#5255])
+- Add conversion unit tests for auth msg ([#5251])
+- Add control messages to GatewayTransciver ([#5247])
+- Remove unneeded async function annotation ([#5246])
+- bugfix: make sure to update timestamp of last batch verification to prevent double redemption ([#5239])
+- Add FromStr impl for UserAgent ([#5236])
+- Extend swagger docs ([#5235])
+- TicketType derive Hash and Eq ([#5233])
+- Add fd callback to client core ([#5230])
+- Extend raw ws fd for gateway client ([#5218])
+- Shipping raw metrics to PG ([#5216])
+- Change sqlite journal mode to WAL ([#5213])
+- Derive serialize for UserAgent ([#5210])
+- Restore Location fields ([#5208])
+- better date serialization ([#5207])
+- Fix overflow ([#5204])
+- feature: hopefully final steps of the smoosh™️ ([#5201])
+- Fix overflow ([#5184])
+- NS API - Gateway stats scraping ([#5180])
+- introduced initial internal commands for nym-cli: ecash key and request generation ([#5174])
+- Move NS client to separate package under NS API ([#5171])
+- build(deps): bump micromatch from 4.0.4 to 4.0.8 in /testnet-faucet ([#4813])
+
+[#5346]: https://github.com/nymtech/nym/pull/5346
+[#5331]: https://github.com/nymtech/nym/pull/5331
+[#5330]: https://github.com/nymtech/nym/pull/5330
+[#5329]: https://github.com/nymtech/nym/pull/5329
+[#5321]: https://github.com/nymtech/nym/pull/5321
+[#5320]: https://github.com/nymtech/nym/pull/5320
+[#5318]: https://github.com/nymtech/nym/pull/5318
+[#5316]: https://github.com/nymtech/nym/pull/5316
+[#5313]: https://github.com/nymtech/nym/pull/5313
+[#5298]: https://github.com/nymtech/nym/pull/5298
+[#5287]: https://github.com/nymtech/nym/pull/5287
+[#5283]: https://github.com/nymtech/nym/pull/5283
+[#5278]: https://github.com/nymtech/nym/pull/5278
+[#5260]: https://github.com/nymtech/nym/pull/5260
+[#5259]: https://github.com/nymtech/nym/pull/5259
+[#5256]: https://github.com/nymtech/nym/pull/5256
+[#5255]: https://github.com/nymtech/nym/pull/5255
+[#5251]: https://github.com/nymtech/nym/pull/5251
+[#5247]: https://github.com/nymtech/nym/pull/5247
+[#5246]: https://github.com/nymtech/nym/pull/5246
+[#5239]: https://github.com/nymtech/nym/pull/5239
+[#5236]: https://github.com/nymtech/nym/pull/5236
+[#5235]: https://github.com/nymtech/nym/pull/5235
+[#5233]: https://github.com/nymtech/nym/pull/5233
+[#5230]: https://github.com/nymtech/nym/pull/5230
+[#5218]: https://github.com/nymtech/nym/pull/5218
+[#5216]: https://github.com/nymtech/nym/pull/5216
+[#5213]: https://github.com/nymtech/nym/pull/5213
+[#5210]: https://github.com/nymtech/nym/pull/5210
+[#5208]: https://github.com/nymtech/nym/pull/5208
+[#5207]: https://github.com/nymtech/nym/pull/5207
+[#5204]: https://github.com/nymtech/nym/pull/5204
+[#5201]: https://github.com/nymtech/nym/pull/5201
+[#5184]: https://github.com/nymtech/nym/pull/5184
+[#5180]: https://github.com/nymtech/nym/pull/5180
+[#5174]: https://github.com/nymtech/nym/pull/5174
+[#5171]: https://github.com/nymtech/nym/pull/5171
+[#4813]: https://github.com/nymtech/nym/pull/4813
+
+## [2024.14-crunch-patched] (2024-12-17)
+
+- Fixes an issue to allow previously registered clients to connect to latest nym-nodes
+- Fixes compatibility issues between nym-nodes and older clients
+
+## [2024.14-crunch] (2024-12-11)
+
+- Merge/release/2024.14-crunch ([#5242])
+- bugfix: added explicit openapi servers to account for route prefixes ([#5237])
+- Further config score adjustments ([#5225])
+- feature: remove any filtering on node semver ([#5224])
+- Backport #5218 ([#5220])
+- Derive serialize for UserAgent (#5210) ([#5217])
+- dont consider legacy nodes for rewarded set selection ([#5215])
+- introduce UNSTABLE endpoints for returning network monitor run details ([#5214])
+- Nmv2 add debug config ([#5212])
+- nym-api NMv1 adjustments ([#5209])
+- adjusted config score penalty calculation ([#5206])
+- Fix backwards compat mac generation ([#5202])
+- merge crunch into develop ([#5199])
+- Update Security disclosure email, public key and policy ([#5195])
+- Guard storage access with cache ([#5193])
+- chore: apply 1.84 linter suggestions ([#5192])
+- improvement: make internal gateway clients use the same topology cache ([#5191])
+- Bugfix/credential proxy sequencing ([#5187])
+- Add monitor_run and testing_route indexes ([#5182])
+- Add indexes to monitor run and testing route ([#5181])
+- bugfix: fixed nym-node config migrations (again) ([#5179])
+- bugfix: use default value for verloc config when deserialising missing values ([#5177])
+- Remove peers with no allowed ip from storage ([#5175])
+- Move two minor jobs to free tier github hosted runners ([#5169])
+- Add support for DELETE to nym-http-api-client ([#5166])
+- Fix env var name ([#5165])
+- Add strum::EnumIter for TicketType ([#5164])
+- Add export_to_env to NymNetworkDetails ([#5162])
+- bugfix: correctly expose ecash-related data on nym-api ([#5155])
+- fix: validator-rewarder GH job ([#5151])
+- build(deps): bump cross-spawn from 7.0.3 to 7.0.6 in /testnet-faucet ([#5150])
+- build(deps): bump mikefarah/yq from 4.44.3 to 4.44.5 ([#5149])
+- start session collection for exit gateways ([#5148])
+- add version to clientStatsReport ([#5147])
+- update serde_json_path due to compilation issue ([#5144])
+- chore: remove standalone legacy mixnode/gateway binaries ([#5135])
+- [Product Data] Set up country reporting from vpn-client ([#5134])
+- removed ci-nym-api-tests.yml which was running outdated (and broken) tests ([#5133])
+- CI: reduce jobs running on cluster ([#5132])
+- [DOCS/operators]: Release changes v2024.13-magura & Tokenomics pages v1.0 ([#5128])
+- NS Agent auth with NS API ([#5127])
+- [Product Data] Config deserialization bug fix ([#5126])
+- bugfix: don't send empty BankMsg in ecash contract ([#5121])
+- [Product data] Data consumption with ecash ticket ([#5120])
+- feat: add GH workflow for nym-validator-rewarder ([#5119])
+- feat: add Dockerfile and add env vars for clap arguments ([#5118])
+- feature: config score ([#5117])
+- [Product Data] Add stats reporting configuration in client config  ([#5115])
+- Correct IPv6 address generation ([#5113])
+- feature: rewarding for ticketbook issuance ([#5112])
+- Add granular log on nym-node ([#5111])
+- Send mixnet packet stats using task client ([#5109])
+- Expose time range ([#5108])
+- [Product Data] Client-side stats collection  ([#5107])
+- chore: ecash contract migration to remove unused 'redemption_gateway_share' ([#5104])
+- [Product Data] Better unique user count on gateways ([#5084])
+- feat: add nym node GH workflow ([#5080])
+- IPv6 support for wireguard ([#5059])
+- Node Status API ([#5050])
+- Authenticator CLI client mode ([#5044])
+- Integrate nym-credential-proxy into workspace ([#5027])
+- [Product Data] Introduce data persistence on gateways ([#5022])
+- Bump the patch-updates group across 1 directory with 10 updates ([#5011])
+- build(deps): bump once_cell from 1.19.0 to 1.20.2 ([#4952])
+- Create TaskStatusEvent trait instead of piggybacking on Error ([#4919])
+- build(deps): bump lazy_static from 1.4.0 to 1.5.0 ([#4913])
+- Sync code with .env in build.rs ([#4876])
+- build(deps): bump axios from 1.6.0 to 1.7.5 in /nym-api/tests ([#4790])
+- Bump elliptic from 6.5.4 to 6.5.7 in /testnet-faucet ([#4768])
+
+[#5242]: https://github.com/nymtech/nym/pull/5242
+[#5237]: https://github.com/nymtech/nym/pull/5237
+[#5225]: https://github.com/nymtech/nym/pull/5225
+[#5224]: https://github.com/nymtech/nym/pull/5224
+[#5220]: https://github.com/nymtech/nym/pull/5220
+[#5217]: https://github.com/nymtech/nym/pull/5217
+[#5215]: https://github.com/nymtech/nym/pull/5215
+[#5214]: https://github.com/nymtech/nym/pull/5214
+[#5212]: https://github.com/nymtech/nym/pull/5212
+[#5209]: https://github.com/nymtech/nym/pull/5209
+[#5206]: https://github.com/nymtech/nym/pull/5206
+[#5202]: https://github.com/nymtech/nym/pull/5202
+[#5199]: https://github.com/nymtech/nym/pull/5199
+[#5195]: https://github.com/nymtech/nym/pull/5195
+[#5193]: https://github.com/nymtech/nym/pull/5193
+[#5192]: https://github.com/nymtech/nym/pull/5192
+[#5191]: https://github.com/nymtech/nym/pull/5191
+[#5187]: https://github.com/nymtech/nym/pull/5187
+[#5182]: https://github.com/nymtech/nym/pull/5182
+[#5181]: https://github.com/nymtech/nym/pull/5181
+[#5179]: https://github.com/nymtech/nym/pull/5179
+[#5177]: https://github.com/nymtech/nym/pull/5177
+[#5175]: https://github.com/nymtech/nym/pull/5175
+[#5169]: https://github.com/nymtech/nym/pull/5169
+[#5166]: https://github.com/nymtech/nym/pull/5166
+[#5165]: https://github.com/nymtech/nym/pull/5165
+[#5164]: https://github.com/nymtech/nym/pull/5164
+[#5162]: https://github.com/nymtech/nym/pull/5162
+[#5155]: https://github.com/nymtech/nym/pull/5155
+[#5151]: https://github.com/nymtech/nym/pull/5151
+[#5150]: https://github.com/nymtech/nym/pull/5150
+[#5149]: https://github.com/nymtech/nym/pull/5149
+[#5148]: https://github.com/nymtech/nym/pull/5148
+[#5147]: https://github.com/nymtech/nym/pull/5147
+[#5144]: https://github.com/nymtech/nym/pull/5144
+[#5135]: https://github.com/nymtech/nym/pull/5135
+[#5134]: https://github.com/nymtech/nym/pull/5134
+[#5133]: https://github.com/nymtech/nym/pull/5133
+[#5132]: https://github.com/nymtech/nym/pull/5132
+[#5128]: https://github.com/nymtech/nym/pull/5128
+[#5127]: https://github.com/nymtech/nym/pull/5127
+[#5126]: https://github.com/nymtech/nym/pull/5126
+[#5121]: https://github.com/nymtech/nym/pull/5121
+[#5120]: https://github.com/nymtech/nym/pull/5120
+[#5119]: https://github.com/nymtech/nym/pull/5119
+[#5118]: https://github.com/nymtech/nym/pull/5118
+[#5117]: https://github.com/nymtech/nym/pull/5117
+[#5115]: https://github.com/nymtech/nym/pull/5115
+[#5113]: https://github.com/nymtech/nym/pull/5113
+[#5112]: https://github.com/nymtech/nym/pull/5112
+[#5111]: https://github.com/nymtech/nym/pull/5111
+[#5109]: https://github.com/nymtech/nym/pull/5109
+[#5108]: https://github.com/nymtech/nym/pull/5108
+[#5107]: https://github.com/nymtech/nym/pull/5107
+[#5104]: https://github.com/nymtech/nym/pull/5104
+[#5084]: https://github.com/nymtech/nym/pull/5084
+[#5080]: https://github.com/nymtech/nym/pull/5080
+[#5059]: https://github.com/nymtech/nym/pull/5059
+[#5050]: https://github.com/nymtech/nym/pull/5050
+[#5044]: https://github.com/nymtech/nym/pull/5044
+[#5027]: https://github.com/nymtech/nym/pull/5027
+[#5022]: https://github.com/nymtech/nym/pull/5022
+[#5011]: https://github.com/nymtech/nym/pull/5011
+[#4952]: https://github.com/nymtech/nym/pull/4952
+[#4919]: https://github.com/nymtech/nym/pull/4919
+[#4913]: https://github.com/nymtech/nym/pull/4913
+[#4876]: https://github.com/nymtech/nym/pull/4876
+[#4790]: https://github.com/nymtech/nym/pull/4790
+[#4768]: https://github.com/nymtech/nym/pull/4768
+
 ## [2024.13-magura-drift] (2024-11-29)
 
 - Optimised syncing bandwidth information to storage
@@ -46,7 +675,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - bugfix/feature: added NymApiClient method to get all skimmed nodes ([#5062])
 - Merge1/release/2024.13 magura ([#5061])
 - added hacky routes to return nymnodes alongside legacy nodes ([#5051])
-- bugfix: mark migrated gateways as rewarded in the previous epoch in case theyre in the rewarded set ([#5049])
+- bugfix: mark migrated gateways as rewarded in the previous epoch in case they're, their, there in the rewarded set ([#5049])
 - bugfix: adjust runtime storage migration ([#5047])
 - bugfix: supersede 'cb13be27f8f61d9ae74d924e85d2e6787895eb14' by using… ([#5046])
 - bugfix: restore default http port for nym-api ([#5045])
@@ -107,7 +736,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - Fix broken build after merge ([#4937])
 - bugfix: correctly paginate through 'search_tx' endpoint ([#4936])
 - Add more conversions for responses of authenticator messages ([#4929])
-- Directory Sevices v2.1 ([#4903])
+- Directory Services, Devices v2.1 ([#4903])
 - Migrate Legacy Node (Frontend)  ([#4826])
 - Fix critical issues SI84 and SI85 from Cure53 ([#4758])
 
@@ -491,7 +1120,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - Remove stale peers ([#4640])
 - Add generic wg private network routing ([#4636])
 - Feature/new node endpoints ([#4635])
-- standarised ContractBuildInformation and added it to all contracts ([#4631])
+- standardised ContractBuildInformation and added it to all contracts ([#4631])
 - validate nym-node public ips on startup ([#4630])
 - Bump defguard wg ([#4625])
 - Fix cargo warnings ([#4624])
@@ -1112,7 +1741,7 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 - clean-up nym-api startup arguments/flags to use clap 3 and its macro-derived arguments ([#2772])
 - renamed all references to validator_api to nym_api
 - renamed all references to nymd to nyxd ([#2696])
-- all-binaries: standarised argument names (note: old names should still be accepted) ([#2762]
+- all-binaries: standardised argument names (note: old names should still be accepted) ([#2762]
 
 ### Fixed
 
@@ -1617,7 +2246,7 @@ The release also include some additional work for distributed key generation in
 - Explorer UI tests missing data-testid [\#903](https://github.com/nymtech/nym/pull/903) ([tommyv1987](https://github.com/tommyv1987))
 - Fix up Nym-Wallet README.md [\#899](https://github.com/nymtech/nym/pull/899) ([tommyv1987](https://github.com/tommyv1987))
 - Feature/batch delegator rewarding [\#898](https://github.com/nymtech/nym/pull/898) ([jstuczyn](https://github.com/jstuczyn))
-- Bug mapp nodemap [\#897](https://github.com/nymtech/nym/pull/897) ([Aid19801](https://github.com/Aid19801))
+- Bug map nodemap [\#897](https://github.com/nymtech/nym/pull/897) ([Aid19801](https://github.com/Aid19801))
 - Bug fix/macos keyboard shortcuts [\#896](https://github.com/nymtech/nym/pull/896) ([fmtabbara](https://github.com/fmtabbara))
 - Add a Mobile Nav to the Network Explorer [\#895](https://github.com/nymtech/nym/pull/895) ([Aid19801](https://github.com/Aid19801))
 - Only use ts-rs in tests [\#894](https://github.com/nymtech/nym/pull/894) ([durch](https://github.com/durch))

Cargo.toml

@@ -32,9 +32,8 @@ members = [
     "common/client-libs/validator-client",
     "common/commands",
     "common/config",
-    "common/cosmwasm-smart-contracts/coconut-bandwidth-contract",
     "common/cosmwasm-smart-contracts/coconut-dkg",
-    "common/cosmwasm-smart-contracts/contracts-common",
+    "common/cosmwasm-smart-contracts/contracts-common", "common/cosmwasm-smart-contracts/easy_addr",
     "common/cosmwasm-smart-contracts/ecash-contract",
     "common/cosmwasm-smart-contracts/group-contract",
     "common/cosmwasm-smart-contracts/mixnet-contract",
@@ -48,13 +47,12 @@ members = [
     "common/credentials-interface",
     "common/crypto",
     "common/dkg",
-    "common/ecash-double-spending",
     "common/ecash-time",
     "common/execute",
     "common/exit-policy",
     "common/gateway-requests",
-    "common/gateway-storage",
     "common/gateway-stats-storage",
+    "common/gateway-storage",
     "common/http-api-client",
     "common/http-api-common",
     "common/inclusion-probability",
@@ -67,7 +65,6 @@ members = [
     "common/nym-id",
     "common/nym-metrics",
     "common/nym_offline_compact_ecash",
-    "common/nymcoconut",
     "common/nymsphinx",
     "common/nymsphinx/acknowledgements",
     "common/nymsphinx/addressing",
@@ -93,47 +90,53 @@ members = [
     "common/topology",
     "common/tun",
     "common/types",
+    "common/verloc",
     "common/wasm/client-core",
     "common/wasm/storage",
     "common/wasm/utils",
     "common/wireguard",
     "common/wireguard-types",
-    # "documentation/autodoc",
+    "documentation/autodoc",
-    "explorer-api",
+    # "explorer-api",
-    "explorer-api/explorer-api-requests",
+    # "explorer-api/explorer-api-requests",
-    "explorer-api/explorer-client",
+    # "explorer-api/explorer-client",
     "gateway",
     "integrations/bity",
-    "sdk/ffi/cpp",
-    "sdk/ffi/go",
-    "sdk/ffi/shared",
-    "sdk/lib/socks5-listener",
-    "sdk/rust/nym-sdk",
-    "service-providers/authenticator",
-    "service-providers/common",
-    "service-providers/ip-packet-router",
-    "service-providers/network-requester",
     "nym-api",
     "nym-api/nym-api-requests",
     "nym-browser-extension/storage",
     "nym-credential-proxy/nym-credential-proxy",
     "nym-credential-proxy/nym-credential-proxy-requests",
     "nym-credential-proxy/vpn-api-lib-wasm",
-    "nym-data-observatory",
     "nym-network-monitor",
     "nym-node",
-    "nym-node/nym-node-requests",
-    "nym-node/nym-node-metrics",
     "nym-node-status-api/nym-node-status-agent",
     "nym-node-status-api/nym-node-status-api",
     "nym-node-status-api/nym-node-status-client",
+    "nym-node/nym-node-metrics",
+    "nym-node/nym-node-requests",
     "nym-outfox",
     "nym-validator-rewarder",
+    "nyx-chain-watcher",
+    "sdk/ffi/cpp",
+    "sdk/ffi/go",
+    "sdk/ffi/shared",
+    "sdk/rust/nym-sdk",
+    "service-providers/authenticator",
+    "service-providers/common",
+    "service-providers/ip-packet-router",
+    "service-providers/network-requester",
     "tools/echo-server",
-    "tools/internal/ssl-inject",
+    "tools/echo-server",
+    "tools/internal/contract-state-importer/importer-cli",
+    "tools/internal/contract-state-importer/importer-contract",
+    "tools/internal/mixnet-connectivity-check",
     # "tools/internal/sdk-version-bump",
+    "tools/internal/ssl-inject",
+    "tools/internal/testnet-manager",
     "tools/internal/testnet-manager",
     "tools/internal/testnet-manager/dkg-bypass-contract",
+    "tools/internal/testnet-manager/dkg-bypass-contract", "tools/internal/validator-status-check",
     "tools/nym-cli",
     "tools/nym-id-cli",
     "tools/nym-nr-query",
@@ -144,24 +147,18 @@ members = [
     "wasm/mix-fetch",
     "wasm/node-tester",
     "wasm/zknym-lib",
-    "tools/echo-server",
-    "tools/internal/contract-state-importer/importer-cli",
-    "tools/internal/contract-state-importer/importer-contract",
-    "tools/internal/testnet-manager",
-    "tools/internal/testnet-manager/dkg-bypass-contract", "common/verloc", "tools/internal/mixnet-connectivity-check",
 ]
 
 default-members = [
     "clients/native",
     "clients/socks5",
-    "explorer-api",
     "nym-api",
     "nym-credential-proxy/nym-credential-proxy",
-    "nym-data-observatory",
     "nym-node",
     "nym-node-status-api/nym-node-status-agent",
     "nym-node-status-api/nym-node-status-api",
     "nym-validator-rewarder",
+    "nyx-chain-watcher",
     "service-providers/authenticator",
     "service-providers/ip-packet-router",
     "service-providers/network-requester",
@@ -172,7 +169,6 @@ exclude = [
     "explorer",
     "contracts",
     "nym-wallet",
-    "nym-vpn/ui/src-tauri",
     "cpu-cycles",
 ]
 
@@ -188,45 +184,49 @@ readme = "README.md"
 
 [workspace.dependencies]
 addr = "0.15.6"
+aead = "0.5.2"
 aes = "0.8.1"
 aes-gcm = "0.10.1"
 aes-gcm-siv = "0.11.1"
-aead = "0.5.2"
+ammonia = "4"
-anyhow = "1.0.90"
+anyhow = "1.0.97"
+arc-swap = "1.7.1"
 argon2 = "0.5.0"
-async-trait = "0.1.83"
+async-trait = "0.1.88"
-axum-client-ip = "0.6.1"
 axum = "0.7.5"
+axum-client-ip = "0.6.1"
 axum-extra = "0.9.4"
+axum-test = "16.2.0"
 base64 = "0.22.1"
+base85rs = "0.1.3"
 bincode = "1.3.3"
 bip39 = { version = "2.0.0", features = ["zeroize"] }
 bit-vec = "0.7.0"                                     # can we unify those?
 bitvec = "1.0.0"
-blake3 = "1.5.4"
+blake3 = "1.7.0"
 bloomfilter = "1.0.14"
 bs58 = "0.5.1"
 bytecodec = "0.4.15"
-bytes = "1.7.2"
+bytes = "1.10.1"
 cargo_metadata = "0.18.1"
-celes = "2.4.0"
+celes = "2.6.0"
 cfg-if = "1.0.0"
 chacha20 = "0.9.0"
 chacha20poly1305 = "0.10.1"
-chrono = "0.4.31"
+chrono = "0.4.40"
 cipher = "0.4.3"
-clap = "4.5.20"
+clap = "4.5.34"
 clap_complete = "4.5"
 clap_complete_fig = "4.5"
-colored = "2.0"
+colored = "2.2"
-comfy-table = "7.1.1"
+comfy-table = "7.1.4"
-console = "0.15.8"
+console = "0.15.11"
 console-subscriber = "0.1.1"
 console_error_panic_hook = "0.1"
 const-str = "0.5.6"
-const_format = "0.2.33"
+const_format = "0.2.34"
-criterion = "0.4"
+criterion = "0.5"
-csv = "1.3.0"
+csv = "1.3.1"
 ctr = "0.9.1"
 cupid = "0.6.1"
 curve25519-dalek = "4.1"
@@ -239,58 +239,60 @@ doc-comment = "0.3"
 dotenvy = "0.15.6"
 ecdsa = "0.16"
 ed25519-dalek = "2.1"
-etherparse = "0.13.0"
+encoding_rs = "0.8.35"
+env_logger = "0.11.7"
 envy = "0.4"
+etherparse = "0.13.0"
 eyre = "0.6.9"
 fastrand = "2.1.1"
-flate2 = "1.0.34"
+flate2 = "1.1.0"
-futures = "0.3.28"
+futures = "0.3.31"
 futures-util = "0.3"
 generic-array = "0.14.7"
 getrandom = "0.2.10"
-getset = "0.1.3"
+getset = "0.1.5"
 handlebars = "3.5.5"
 headers = "0.4.0"
 hex = "0.4.3"
 hex-literal = "0.3.3"
+hickory-resolver = "0.24.4"
 hkdf = "0.12.3"
 hmac = "0.12.1"
 http = "1"
 http-body-util = "0.1"
 httpcodec = "0.2.3"
-humantime = "2.1.0"
-humantime-serde = "1.1.1"
 human-repr = "1.1.0"
-hyper = "1.4.1"
+humantime = "2.2.0"
+humantime-serde = "1.1.1"
+hyper = "1.6.0"
 hyper-util = "0.1"
-indicatif = "0.17.8"
+indicatif = "0.17.11"
 inquire = "0.6.2"
 ip_network = "0.4.1"
 ipnetwork = "0.20"
 isocountry = "0.3.2"
-itertools = "0.13.0"
+itertools = "0.14.0"
 k256 = "0.13"
 lazy_static = "1.5.0"
 ledger-transport = "0.10.0"
 ledger-transport-hid = "0.10.0"
 log = "0.4"
 maxminddb = "0.23.0"
-rs_merkle = "1.4.2"
 mime = "0.3.17"
 moka = { version = "0.12", features = ["future"] }
 nix = "0.27.1"
 notify = "5.1.0"
 okapi = "0.7.0"
-once_cell = "1.20.2"
+once_cell = "1.21.3"
 opentelemetry = "0.19.0"
 opentelemetry-jaeger = "0.18.0"
 parking_lot = "0.12.3"
 pem = "0.8"
 petgraph = "0.6.5"
 pin-project = "1.1"
-pin-project-lite = "0.2.14"
+pin-project-lite = "0.2.16"
 pretty_env_logger = "0.4.0"
-publicsuffix = "2.2.3"
+publicsuffix = "2.3.0"
 quote = "1"
 rand = "0.8.5"
 rand_chacha = "0.3"
@@ -300,61 +302,66 @@ rand_pcg = "0.3.1"
 rand_seeder = "0.2.3"
 rayon = "1.5.1"
 regex = "1.10.6"
-reqwest = { version = "0.12.4", default-features = false }
+reqwest = { version = "0.12.15", default-features = false }
 rocket = "0.5.0"
 rocket_cors = "0.6.0"
 rocket_okapi = "0.8.0"
+rs_merkle = "1.5.0"
 safer-ffi = "0.1.13"
-schemars = "0.8.21"
+schemars = "0.8.22"
-semver = "1.0.23"
+semver = "1.0.26"
-serde = "1.0.211"
+serde = "1.0.219"
-serde_bytes = "0.11.15"
+serde_bytes = "0.11.17"
 serde_derive = "1.0"
-serde_json = "1.0.132"
+serde_json = "1.0.140"
-serde_json_path = "0.7.1"
+serde_json_path = "0.7.2"
 serde_repr = "0.1"
 serde_with = "3.9.0"
 serde_yaml = "0.9.25"
 sha2 = "0.10.8"
 si-scale = "0.2.3"
-sphinx-packet = "0.1.1"
+sphinx-packet = "=0.3.2"
 sqlx = "0.7.4"
 strum = "0.26"
 strum_macros = "0.26"
 subtle-encoding = "0.5"
 syn = "1"
-sysinfo = "0.30.13"
+sysinfo = "0.33.0"
 tap = "1.0.1"
-tar = "0.4.42"
+tar = "0.4.44"
-tempfile = "3.14"
+tempfile = "3.19"
-thiserror = "1.0.64"
+thiserror = "2.0"
-time = "0.3.30"
+time = "0.3.41"
-tokio = "1.39"
+tokio = "1.44"
-tokio-stream = "0.1.16"
+tokio-postgres = "0.7"
+tokio-stream = "0.1.17"
 tokio-test = "0.4.4"
 tokio-tun = "0.11.5"
 tokio-tungstenite = { version = "0.20.1" }
-tokio-util = "0.7.12"
+tokio-util = "0.7.14"
-toml = "0.8.14"
+toml = "0.8.20"
-tower = "0.4.13"
+tower = "0.5.2"
 tower-http = "0.5.2"
-tracing = "0.1.37"
+tracing = "0.1.41"
-tracing-opentelemetry = "0.19.0"
-tracing-subscriber = "0.3.16"
-tracing-tree = "0.2.2"
 tracing-log = "0.2"
-ts-rs = "10.0.0"
+tracing-opentelemetry = "0.19.0"
+tracing-subscriber = "0.3.19"
+tracing-tree = "0.2.2"
+tracing-indicatif = "0.3.9"
+ts-rs = "10.1.0"
 tungstenite = { version = "0.20.1", default-features = false }
+uniffi = "0.29.1"
+uniffi_build = "0.29.0"
 url = "2.5"
-utoipa = "4.2"
+utoipa = "5.2"
-utoipa-swagger-ui = "7.1"
+utoipa-swagger-ui = "8.1"
-utoipauto = "0.1"
+utoipauto = "0.2"
 uuid = "*"
 vergen = { version = "=8.3.1", default-features = false }
 walkdir = "2"
-wasm-bindgen-test = "0.3.43"
+wasm-bindgen-test = "0.3.49"
 x25519-dalek = "2.0.0"
-zeroize = "1.6.0"
+zeroize = "1.7.0"
 
 prometheus = { version = "0.13.0" }
 
@@ -362,52 +369,46 @@ prometheus = { version = "0.13.0" }
 # unfortunately until https://github.com/zkcrypto/bls12_381/issues/10 is resolved, we have to rely on the fork
 # as we need to be able to serialize Gt so that we could create the lookup table for baby-step-giant-step algorithm
 # plus to make our live easier we need serde support from https://github.com/zkcrypto/bls12_381/pull/125
-bls12_381 = { git = "https://github.com/jstuczyn/bls12_381", default-features = false, branch = "temp/experimental-serdect" }
+bls12_381 = { git = "https://github.com/jstuczyn/bls12_381", default-features = false, branch = "temp/experimental-serdect-updated" }
 group = { version = "0.13.0", default-features = false }
-ff = { version = "0.13.0", default-features = false }
+ff = { version = "0.13.1", default-features = false }
 subtle = "2.5.0"
 
 # cosmwasm-related
-cosmwasm-schema = "=1.4.3"
+cosmwasm-schema = "=2.2.2"
-cosmwasm-std = "=1.4.3"
+cosmwasm-std = "=2.2.2"
-# use 0.5.0 as that's the version used by cosmwasm-std 1.4.3
+# use 1.0.1 as that's the version used by cosmwasm-std 2.2.1
 # (and ideally we don't want to pull the same dependency twice)
-serde-json-wasm = "=0.5.0"
+serde-json-wasm = "=1.0.1"
-cosmwasm-storage = "=1.4.3"
 # same version as used by cosmwasm
-cw-utils = "=1.0.1"
+cw-utils = "=2.0.0"
-cw-storage-plus = "=1.2.0"
+cw-storage-plus = "=2.0.0"
-cw2 = { version = "=1.1.2" }
+cw2 = { version = "=2.0.0" }
-cw3 = { version = "=1.1.2" }
+cw3 = { version = "=2.0.0" }
-cw4 = { version = "=1.1.2" }
+cw4 = { version = "=2.0.0" }
-cw-controllers = { version = "=1.1.0" }
+cw-controllers = { version = "=2.0.0" }
 
 # cosmrs-related
-bip32 = { version = "0.5.2", default-features = false }
+bip32 = { version = "0.5.3", default-features = false }
 
-# temporarily using a fork again (yay.) because we need staking and slashing support (which are already on main but not released)
+
-# plus response message parsing (which is, as of the time of writing this message, waiting to get merged)
+cosmrs = { version = "0.21.1" }
-#cosmrs = { path = "../cosmos-rust-fork/cosmos-rust/cosmrs" }
+tendermint = "0.40.0"
-cosmrs = { git = "https://github.com/cosmos/cosmos-rust", rev = "4b1332e6d8258ac845cef71589c8d362a669675a" } # unfortuntely we need a fork by yours truly to get the staking support
+tendermint-rpc = "0.40.0"
-tendermint = "0.37.0"                                                                                        # same version as used by cosmrs
+prost = { version = "0.13", default-features = false }
-tendermint-rpc = "0.37.0"                                                                                    # same version as used by cosmrs
-prost = { version = "0.12", default-features = false }
 
 # wasm-related dependencies
 gloo-utils = "0.2.0"
-gloo-net = "0.5.0"
+gloo-net = "0.6.0"
 
-# use a separate branch due to feature unification failures
+indexed_db_futures = "0.6.1"
-# this is blocked until the upstream removes outdates `wasm_bindgen` feature usage
+js-sys = "0.3.76"
-# indexed_db_futures = "0.4.1"
-indexed_db_futures = { git = "https://github.com/TiemenSch/rust-indexed-db", branch = "update-uuid" }
-js-sys = "0.3.70"
 serde-wasm-bindgen = "0.6.5"
 tsify = "0.4.5"
-wasm-bindgen = "0.2.95"
+wasm-bindgen = "0.2.99"
-wasm-bindgen-futures = "0.4.45"
+wasm-bindgen-futures = "0.4.49"
-wasmtimer = "0.2.0"
+wasmtimer = "0.4.1"
-web-sys = "0.3.72"
+web-sys = "0.3.76"
 
 # Profile settings for individual crates
 
@@ -417,10 +418,6 @@ web-sys = "0.3.72"
 [profile.dev.package.sqlx-macros]
 opt-level = 3
 
-[profile.release.package.nym-socks5-listener]
-strip = true
-codegen-units = 1
-
 [profile.release.package.nym-client-wasm]
 # lto = true
 opt-level = 'z'
@@ -439,3 +436,13 @@ opt-level = 'z'
 [profile.release.package.mix-fetch-wasm]
 # lto = true
 opt-level = 'z'
+
+[workspace.lints.clippy]
+unwrap_used = "deny"
+expect_used = "deny"
+todo = "deny"
+dbg_macro = "deny"
+exit = "deny"
+panic = "deny"
+unimplemented = "deny"
+unreachable = "deny"

LICENSES/BSL-1.0

@@ -0,0 +1,23 @@
+Boost Software License - Version 1.0 - August 17th, 2003
+
+Permission is hereby granted, free of charge, to any person or organization
+obtaining a copy of the software and accompanying documentation covered by
+this license (the "Software") to use, reproduce, display, distribute,
+execute, and transmit the Software, and to prepare derivative works of the
+Software, and to permit third-parties to whom the Software is furnished to
+do so, all subject to the following:
+
+The copyright notices in the Software and this entire statement, including
+the above license grant, this restriction and the following disclaimer,
+must be included in all copies of the Software, in whole or in part, and
+all derivative works of the Software, unless such copies or derivative
+works are solely in the form of machine-executable object code generated by
+a source language processor.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.

Makefile

@@ -133,17 +133,22 @@ clippy: sdk-wasm-lint
 # Build contracts ready for deploy
 # -----------------------------------------------------------------------------
 
-CONTRACTS=vesting_contract mixnet_contract nym_ecash
+CONTRACTS=vesting_contract mixnet_contract nym_ecash cw3_flex_multisig cw4_group nym_coconut_dkg
 CONTRACTS_WASM=$(addsuffix .wasm, $(CONTRACTS))
 CONTRACTS_OUT_DIR=contracts/target/wasm32-unknown-unknown/release
 
-contracts: build-release-contracts wasm-opt-contracts
+contracts: build-release-contracts wasm-opt-contracts cosmwasm-check-contracts
 
 wasm-opt-contracts:
 	for contract in $(CONTRACTS_WASM); do \
 	  wasm-opt --signext-lowering -Os $(CONTRACTS_OUT_DIR)/$$contract -o $(CONTRACTS_OUT_DIR)/$$contract; \
 	done
 
+cosmwasm-check-contracts:
+	for contract in $(CONTRACTS_WASM); do \
+	  cosmwasm-check $(CONTRACTS_OUT_DIR)/$$contract; \
+	done
+
 # Consider adding 's' to make plural consistent (beware: used in github workflow)
 contract-schema:
 	$(MAKE) -C contracts schema
@@ -152,18 +157,9 @@ contract-schema:
 # Convenience targets for crates that are already part of the main workspace
 # -----------------------------------------------------------------------------
 
-build-explorer-api:
-	cargo build -p explorer-api
-
 build-nym-cli:
 	cargo build -p nym-cli --release
 
-build-nym-gateway:
-	cargo build -p nym-gateway --release
-
-build-nym-mixnode:
-	cargo build -p nym-mixnode --release
-
 # -----------------------------------------------------------------------------
 # Misc
 # -----------------------------------------------------------------------------
@@ -176,13 +172,7 @@ run-api-tests:
 	cd nym-api/tests/functional_test && yarn test:qa
 
 # Build debian package, and update PPA
-deb-mixnode: build-nym-mixnode
-	cargo deb -p nym-mixnode 
-
-deb-gateway: build-nym-gateway
-	cargo deb -p nym-gateway
-
 deb-cli: build-nym-cli
 	cargo deb -p nym-cli
 
-deb: deb-mixnode deb-gateway deb-cli
+deb: deb-cli

README.md

@@ -13,7 +13,8 @@ The platform is composed of multiple Rust crates. Top-level executable binary cr
 * `nym-client` - an executable which you can build into your own applications. Use it for interacting with Nym nodes.
 * `nym-socks5-client` - a Socks5 proxy you can run on your machine and use with existing applications.
 * `nym-explorer` - a (projected) block explorer and (existing) mixnet viewer.
-* `nym-wallet` - a desktop wallet implemented using the [Tauri](https://tauri.studio/en/docs/about/intro) framework.
+* `nym-wallet` - a desktop wallet implemented using the [Tauri](https://tauri.app)) framework.
+* `nym-cli` - a tool for interacting with the network from the CLI.
 <!-- coming soon
 * `nym-network-monitor` - sends packets through the full system to check that they are working as expected, and stores node uptime histories as the basis of a rewards system ("mixmining" or "proof-of-mixing").
 -->
@@ -35,24 +36,20 @@ client ───► Gateway ──┘  mix  │  mix  ┌─►mix ───►
 ### Building
 
 * Platform build instructions are available on Nym [Operators Guide documentation](https://nymtech.net/operators/binaries/building-nym.html).
-* Wallet build instructions are available on Nym [Technical docs](https://nymtech.net/docs/wallet/desktop-wallet.html).
+* Wallet build instructions are available [here](https://github.com/nymtech/nym/tree/master/nym-wallet#installation-prerequisites---linux--mac).
 
 ### Developing
 
-There's a [`sandbox.env`](https://github.com/nymtech/nym/envs/sandbox.env) file provided which you can rename to `.env` if you want convenient testing environment. Read more about sandbox environment in our [Operators Guide page](https://nymtech.net/operators/sandbox.html).
-
 References for developers:
 
-* [Developers Portal](https://nymtech.net/developers)
+* [Dev Docs](https://nym.com/docs/developers)
-* [Typescript SDKs](https://sdk.nymtech.net/)
+* [SDKs](https://nym.com/docs/developers/rust)
-* [Technical Documentation - Nym network overview](https://nymtech.net/docs/)
+* [Network Docs](https://nym.com/docs/network)
-* [Release Cycle - git flow](https://nymtech.net/operators/release-cycle.html)
+* [Release Cycle - git flow](https://nym.com/docs/operators/release-cycle)
 
 ### Developer chat
 
-You can chat to us in two places:
+You can chat to us in the #dev channel on [Matrix](https://matrix.to/#/#dev:nymtech.chat) or on the [Nym Forum](https://forum.nymtech.net).
-* The #dev channel on [Matrix](https://matrix.to/#/#dev:nymtech.chat)
-* The various developer channels on [Discord](https://nymtech.net/go/discord)
 
 ### Tokenomics & Rewards
 
@@ -69,4 +66,14 @@ As a general approach, licensing is as follows this pattern:
 - libraries and components are Apache 2.0 or MIT
 - documentation is Apache 2.0 or CC0-1.0
 
-Nym Node Operators and Validators Temrs and Conditions can be found [here](https://nymtech.net/terms-and-conditions/operators/v1.0.0).
+Nym Node Operators and Validators Terms and Conditions can be found [here](https://nym.com/operators-validators-terms).
+
+## Getting Started
+
+```bash
+yarn install
+```
+
+```bash
+yarn build
+```

clients/native/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nym-client"
-version = "1.1.45"
+version = "1.1.52"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>", "Jędrzej Stuczyński <andrew@nymtech.net>"]
 description = "Implementation of the Nym Client"
 edition = "2021"

clients/native/src/client/config/mod.rs

@@ -56,7 +56,7 @@ pub fn default_data_directory<P: AsRef<Path>>(id: P) -> PathBuf {
         .join(DEFAULT_DATA_DIR)
 }
 
-#[derive(Debug, Deserialize, PartialEq, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Serialize, Clone)]
 pub struct Config {
     #[serde(flatten)]
     pub base: BaseClientConfig,
@@ -94,6 +94,10 @@ impl CliClientConfig for Config {
 }
 
 impl Config {
+    pub fn base(&self) -> BaseClientConfig {
+        self.base.clone()
+    }
+
     pub fn new<S: AsRef<str>>(id: S) -> Self {
         Config {
             base: BaseClientConfig::new(id.as_ref(), env!("CARGO_PKG_VERSION")),
@@ -209,7 +213,7 @@ impl SocketType {
     }
 }
 
-#[derive(Debug, Deserialize, PartialEq, Eq, Serialize)]
+#[derive(Debug, Deserialize, PartialEq, Eq, Serialize, Clone)]
 #[serde(default, deny_unknown_fields)]
 pub struct Socket {
     pub socket_type: SocketType,

clients/native/src/client/config/template.rs

@@ -107,5 +107,8 @@ enabled = {{ debug.stats_reporting.enabled }}
 provider_address = '{{ debug.stats_reporting.provider_address }}'
 reporting_interval = '{{ debug.stats_reporting.reporting_interval }}'
 
+[debug.forget_me]
+client = {{ debug.forget_me.client }}
+stats = {{ debug.forget_me.stats }}
 
 "#;

clients/native/src/client/mod.rs

@@ -20,7 +20,7 @@ pub use nym_sphinx::addressing::clients::Recipient;
 
 pub mod config;
 
-type NativeClientBuilder<'a> = BaseClientBuilder<'a, QueryHttpRpcNyxdClient, OnDiskPersistent>;
+type NativeClientBuilder = BaseClientBuilder<QueryHttpRpcNyxdClient, OnDiskPersistent>;
 
 pub struct SocketClient {
     /// Client configuration options, including, among other things, packet sending rates,
@@ -32,6 +32,10 @@ pub struct SocketClient {
 }
 
 impl SocketClient {
+    pub fn config(&self) -> Config {
+        self.config.clone()
+    }
+
     pub fn new(config: Config, custom_mixnet: Option<PathBuf>) -> Self {
         SocketClient {
             config,
@@ -45,7 +49,7 @@ impl SocketClient {
         client_output: ClientOutput,
         client_state: ClientState,
         self_address: &Recipient,
-        shutdown: nym_task::TaskClient,
+        task_client: nym_task::TaskClient,
         packet_type: PacketType,
     ) {
         info!("Starting websocket listener...");
@@ -73,10 +77,15 @@ impl SocketClient {
             shared_lane_queue_lengths,
             reply_controller_sender,
             Some(packet_type),
+            task_client.fork("websocket_handler"),
         );
 
-        websocket::Listener::new(config.socket.host, config.socket.listening_port)
+        websocket::Listener::new(
-            .start(websocket_handler, shutdown);
+            config.socket.host,
+            config.socket.listening_port,
+            task_client.with_suffix("websocket_listener"),
+        )
+        .start(websocket_handler);
     }
 
     /// blocking version of `start_socket` method. Will run forever (or until SIGINT is sent)
@@ -108,8 +117,9 @@ impl SocketClient {
         let storage = self.initialise_storage().await?;
         let user_agent = nym_bin_common::bin_info!().into();
 
-        let mut base_client = BaseClientBuilder::new(&self.config.base, storage, dkg_query_client)
+        let mut base_client =
-            .with_user_agent(user_agent);
+            BaseClientBuilder::new(self.config().base(), storage, dkg_query_client)
+                .with_user_agent(user_agent);
 
         if let Some(custom_mixnet) = &self.custom_mixnet {
             base_client = base_client.with_stored_topology(custom_mixnet)?;

clients/native/src/commands/init.rs

@@ -82,6 +82,7 @@ impl From<Init> for OverrideConfig {
             nyxd_urls: init_config.common_args.nyxd_urls,
             enabled_credentials_mode: init_config.common_args.enabled_credentials_mode,
             stats_reporting_address: init_config.common_args.stats_reporting_address,
+            forget_me: init_config.common_args.forget_me.into(),
         }
     }
 }

clients/native/src/commands/mod.rs

@@ -16,6 +16,7 @@ use nym_bin_common::completions::{fig_generate, ArgShell};
 use nym_client::client::Recipient;
 use nym_client_core::cli_helpers::CliClient;
 use nym_client_core::client::base_client::storage::migration_helpers::v1_1_33;
+use nym_client_core::config::ForgetMe;
 use nym_config::OptionalSet;
 use std::error::Error;
 use std::net::IpAddr;
@@ -106,6 +107,7 @@ pub(crate) struct OverrideConfig {
     nyxd_urls: Option<Vec<url::Url>>,
     enabled_credentials_mode: Option<bool>,
     stats_reporting_address: Option<Recipient>,
+    forget_me: ForgetMe,
 }
 
 pub(crate) async fn execute(args: Cli) -> Result<(), Box<dyn Error + Send + Sync>> {
@@ -133,6 +135,7 @@ pub(crate) fn override_config(config: Config, args: OverrideConfig) -> Config {
             args.fastmode,
         )
         .with_base(BaseClientConfig::with_disabled_cover_traffic, args.no_cover)
+        .with_base(BaseClientConfig::with_forget_me, args.forget_me)
         .with_optional(Config::with_port, args.port)
         .with_optional(Config::with_host, args.host)
         .with_optional_custom_env_ext(

clients/native/src/commands/run.rs

@@ -3,13 +3,10 @@
 
 use crate::commands::try_load_current_config;
 use crate::{
-    client::{config::Config, SocketClient},
+    client::SocketClient,
     commands::{override_config, OverrideConfig},
-    error::ClientError,
 };
 use clap::Args;
-use log::*;
-use nym_bin_common::version_checker::is_minor_version_compatible;
 use nym_client_core::cli_helpers::client_run::CommonClientRunArgs;
 use std::error::Error;
 use std::net::IpAddr;
@@ -44,25 +41,7 @@ impl From<Run> for OverrideConfig {
             nyxd_urls: run_config.common_args.nyxd_urls,
             enabled_credentials_mode: run_config.common_args.enabled_credentials_mode,
             stats_reporting_address: run_config.common_args.stats_reporting_address,
-        }
+            forget_me: run_config.common_args.forget_me.into(),
-    }
-}
-
-// this only checks compatibility between config the binary. It does not take into consideration
-// network version. It might do so in the future.
-fn version_check(cfg: &Config) -> bool {
-    let binary_version = env!("CARGO_PKG_VERSION");
-    let config_version = &cfg.base.client.version;
-    if binary_version == config_version {
-        true
-    } else {
-        warn!("The native-client binary has different version than what is specified in config file! {} and {}", binary_version, config_version);
-        if is_minor_version_compatible(binary_version, config_version) {
-            info!("but they are still semver compatible. However, consider running the `upgrade` command");
-            true
-        } else {
-            error!("and they are semver incompatible! - please run the `upgrade` command before attempting `run` again");
-            false
         }
     }
 }
@@ -73,11 +52,6 @@ pub(crate) async fn execute(args: Run) -> Result<(), Box<dyn Error + Send + Sync
     let mut config = try_load_current_config(&args.common_args.id).await?;
     config = override_config(config, OverrideConfig::from(args.clone()));
 
-    if !version_check(&config) {
-        error!("failed the local version check");
-        return Err(Box::new(ClientError::FailedLocalVersionCheck));
-    }
-
     SocketClient::new(config, args.common_args.custom_mixnet)
         .run_socket_forever()
         .await

clients/native/src/error.rs

@@ -17,9 +17,6 @@ pub enum ClientError {
     #[error("Failed to validate the loaded config")]
     ConfigValidationFailure,
 
-    #[error("Failed local version check, client and config mismatch")]
-    FailedLocalVersionCheck,
-
     #[error("Attempted to start the client in invalid socket mode")]
     InvalidSocketMode,
 

clients/native/src/websocket/handler.rs

@@ -19,6 +19,7 @@ use nym_sphinx::receiver::ReconstructedMessage;
 use nym_task::connections::{
     ConnectionCommand, ConnectionCommandSender, ConnectionId, LaneQueueLengths, TransmissionLane,
 };
+use nym_task::TaskClient;
 use std::time::Duration;
 use tokio::net::TcpStream;
 use tokio::time::Instant;
@@ -43,9 +44,11 @@ pub(crate) struct HandlerBuilder {
     lane_queue_lengths: LaneQueueLengths,
     reply_controller_sender: ReplyControllerSender,
     packet_type: Option<PacketType>,
+    task_client: TaskClient,
 }
 
 impl HandlerBuilder {
+    #[allow(clippy::too_many_arguments)]
     pub(crate) fn new(
         msg_input: InputMessageSender,
         client_connection_tx: ConnectionCommandSender,
@@ -54,6 +57,7 @@ impl HandlerBuilder {
         lane_queue_lengths: LaneQueueLengths,
         reply_controller_sender: ReplyControllerSender,
         packet_type: Option<PacketType>,
+        task_client: TaskClient,
     ) -> Self {
         Self {
             msg_input,
@@ -63,11 +67,14 @@ impl HandlerBuilder {
             lane_queue_lengths,
             reply_controller_sender,
             packet_type,
+            task_client,
         }
     }
 
     // TODO: make sure we only ever have one active handler
     pub fn create_active_handler(&self) -> Handler {
+        let mut task_client = self.task_client.fork("active_handler");
+        task_client.disarm();
         Handler {
             msg_input: self.msg_input.clone(),
             client_connection_tx: self.client_connection_tx.clone(),
@@ -78,6 +85,7 @@ impl HandlerBuilder {
             lane_queue_lengths: self.lane_queue_lengths.clone(),
             reply_controller_sender: self.reply_controller_sender.clone(),
             packet_type: self.packet_type,
+            task_client,
         }
     }
 }
@@ -92,16 +100,18 @@ pub(crate) struct Handler {
     lane_queue_lengths: LaneQueueLengths,
     reply_controller_sender: ReplyControllerSender,
     packet_type: Option<PacketType>,
+    task_client: TaskClient,
 }
 
 impl Drop for Handler {
     fn drop(&mut self) {
-        if self
+        if let Err(err) = self
             .buffer_requester
             .unbounded_send(ReceivedBufferMessage::ReceiverDisconnect)
-            .is_err()
         {
-            error!("we failed to disconnect the receiver from the buffer! presumably the shutdown procedure has been initiated!")
+            if !self.task_client.is_shutdown_poll() {
+                error!("failed to disconnect the receiver from the buffer: {err}");
+            }
         }
     }
 }
@@ -125,10 +135,23 @@ impl Handler {
         };
 
         // get the number of pending replies waiting for reply surbs
-        let reply_queue_length = self
+        let reply_queue_length = match self
             .reply_controller_sender
             .get_lane_queue_length(connection_id)
-            .await;
+            .await
+        {
+            Ok(length) => length,
+            Err(err) => {
+                if !self.task_client.is_shutdown_poll() {
+                    error!(
+                        "Failed to get reply queue length for connection {connection_id}: {err}"
+                    );
+                }
+                // We're just going to assume that the queue is empty, and I think that's okay
+                // during shutdown.
+                0
+            }
+        };
 
         let queue_length = base_length + reply_queue_length;
 
@@ -168,10 +191,11 @@ impl Handler {
 
         // the ack control is now responsible for chunking, etc.
         let input_msg = InputMessage::new_regular(recipient, message, lane, self.packet_type);
-        self.msg_input
+        if let Err(err) = self.msg_input.send(input_msg).await {
-            .send(input_msg)
+            if !self.task_client.is_shutdown_poll() {
-            .await
+                error!("Failed to send message to the input buffer: {err}");
-            .expect("InputMessageReceiver has stopped receiving!");
+            }
+        }
 
         // Only reply back with a `LaneQueueLength` if the sender providided a connection id
         let TransmissionLane::ConnectionId(connection_id) = lane else {
@@ -200,10 +224,11 @@ impl Handler {
 
         let input_msg =
             InputMessage::new_anonymous(recipient, message, reply_surbs, lane, self.packet_type);
-        self.msg_input
+        if let Err(err) = self.msg_input.send(input_msg).await {
-            .send(input_msg)
+            if !self.task_client.is_shutdown_poll() {
-            .await
+                error!("Failed to send anonymous message to the input buffer: {err}");
-            .expect("InputMessageReceiver has stopped receiving!");
+            }
+        }
 
         // Only reply back with a `LaneQueueLength` if the sender providided a connection id
         let TransmissionLane::ConnectionId(connection_id) = lane else {
@@ -227,10 +252,11 @@ impl Handler {
         });
 
         let input_msg = InputMessage::new_reply(recipient_tag, message, lane, self.packet_type);
-        self.msg_input
+        if let Err(err) = self.msg_input.send(input_msg).await {
-            .send(input_msg)
+            if !self.task_client.is_shutdown_poll() {
-            .await
+                error!("Failed to send reply message to the input buffer: {err}");
-            .expect("InputMessageReceiver has stopped receiving!");
+            }
+        }
 
         // Only reply back with a `LaneQueueLength` if the sender providided a connection id
         let TransmissionLane::ConnectionId(connection_id) = lane else {
@@ -245,9 +271,14 @@ impl Handler {
     }
 
     fn handle_closed_connection(&self, connection_id: u64) -> Option<ServerResponse> {
-        self.client_connection_tx
+        if let Err(err) = self
+            .client_connection_tx
             .unbounded_send(ConnectionCommand::Close(connection_id))
-            .unwrap();
+        {
+            if !self.task_client.is_shutdown_poll() {
+                error!("Failed to send close connection command: {err}");
+            }
+        }
         None
     }
 
@@ -362,11 +393,10 @@ impl Handler {
         }
     }
 
-    async fn listen_for_requests(
+    async fn listen_for_requests(&mut self, mut msg_receiver: ReconstructedMessagesReceiver) {
-        &mut self,
+        let mut task_client = self.task_client.fork("select");
-        mut msg_receiver: ReconstructedMessagesReceiver,
+        task_client.disarm();
-        mut task_client: nym_task::TaskClient,
+
-    ) {
         while !task_client.is_shutdown() {
             tokio::select! {
                 // we can either get a client request from the websocket
@@ -415,15 +445,7 @@ impl Handler {
     }
 
     // consume self to make sure `drop` is called after this is done
-    pub(crate) async fn handle_connection(
+    pub(crate) async fn handle_connection(mut self, socket: TcpStream) {
-        mut self,
-        socket: TcpStream,
-        mut task_client: nym_task::TaskClient,
-    ) {
-        // We don't want a crash in the connection handler to trigger a shutdown of the whole
-        // process.
-        task_client.disarm();
-
         let ws_stream = match accept_async(socket).await {
             Ok(ws_stream) => ws_stream,
             Err(err) => {
@@ -436,14 +458,18 @@ impl Handler {
         let (reconstructed_sender, reconstructed_receiver) = mpsc::unbounded();
 
         // tell the buffer to start sending stuff to us
-        self.buffer_requester
+        if let Err(err) =
-            .unbounded_send(ReceivedBufferMessage::ReceiverAnnounce(
+            self.buffer_requester
-                reconstructed_sender,
+                .unbounded_send(ReceivedBufferMessage::ReceiverAnnounce(
-            ))
+                    reconstructed_sender,
-            .expect("the buffer request failed!");
+                ))
+        {
+            if !self.task_client.is_shutdown_poll() {
+                error!("failed to announce the receiver to the buffer: {err}");
+            }
+        }
 
-        self.listen_for_requests(reconstructed_receiver, task_client)
+        self.listen_for_requests(reconstructed_receiver).await;
-            .await;
     }
 }
 

clients/native/src/websocket/listener.rs

@@ -3,6 +3,7 @@
 
 use super::handler::HandlerBuilder;
 use log::*;
+use nym_task::TaskClient;
 use std::net::IpAddr;
 use std::{net::SocketAddr, process, sync::Arc};
 use tokio::io::AsyncWriteExt;
@@ -22,21 +23,19 @@ impl State {
 pub(crate) struct Listener {
     address: SocketAddr,
     state: State,
+    task_client: TaskClient,
 }
 
 impl Listener {
-    pub(crate) fn new(host: IpAddr, port: u16) -> Self {
+    pub(crate) fn new(host: IpAddr, port: u16, task_client: TaskClient) -> Self {
         Listener {
             address: SocketAddr::new(host, port),
             state: State::AwaitingConnection,
+            task_client,
         }
     }
 
-    pub(crate) async fn run(
+    pub(crate) async fn run(&mut self, handler: HandlerBuilder) {
-        &mut self,
-        handler: HandlerBuilder,
-        mut task_client: nym_task::TaskClient,
-    ) {
         let tcp_listener = match tokio::net::TcpListener::bind(self.address).await {
             Ok(listener) => listener,
             Err(err) => {
@@ -47,11 +46,11 @@ impl Listener {
 
         let notify = Arc::new(Notify::new());
 
-        loop {
+        while !self.task_client.is_shutdown() {
             tokio::select! {
                 // When the handler finishes we check if shutdown is signalled
                 _ = notify.notified() => {
-                    if task_client.is_shutdown() {
+                    if self.task_client.is_shutdown() {
                         log::trace!("Websocket listener: detected shutdown after connection closed");
                         break;
                     }
@@ -60,7 +59,7 @@ impl Listener {
                 }
                 // ... but when there is no connected client at the time of shutdown being
                 // signalled, we handle it here.
-                _ = task_client.recv() => {
+                _ = self.task_client.recv() => {
                     if !self.state.is_connected() {
                         log::trace!("Not connected: shutting down");
                         break;
@@ -88,9 +87,8 @@ impl Listener {
                                 // hanging because the executor doesn't come back here
                                 let notify_clone = Arc::clone(&notify);
                                 let fresh_handler = handler.create_active_handler();
-                                let task_client_handler = task_client.clone();
                                 tokio::spawn(async move {
-                                    fresh_handler.handle_connection(socket, task_client_handler).await;
+                                    fresh_handler.handle_connection(socket).await;
                                     notify_clone.notify_one();
                                 });
                                 self.state = State::Connected;
@@ -104,13 +102,9 @@ impl Listener {
         log::debug!("Websocket listener: Exiting");
     }
 
-    pub(crate) fn start(
+    pub(crate) fn start(mut self, handler: HandlerBuilder) -> JoinHandle<()> {
-        mut self,
-        handler: HandlerBuilder,
-        shutdown: nym_task::TaskClient,
-    ) -> JoinHandle<()> {
         info!("Running websocket on {:?}", self.address.to_string());
 
-        tokio::spawn(async move { self.run(handler, shutdown).await })
+        tokio::spawn(async move { self.run(handler).await })
     }
 }

clients/socks5/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nym-socks5-client"
-version = "1.1.45"
+version = "1.1.52"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>"]
 description = "A SOCKS5 localhost proxy that converts incoming messages to Sphinx and sends them to a Nym address"
 edition = "2021"

clients/socks5/src/commands/init.rs

@@ -93,6 +93,7 @@ impl From<Init> for OverrideConfig {
             enabled_credentials_mode: init_config.common_args.enabled_credentials_mode,
             outfox: false,
             stats_reporting_address: init_config.common_args.stats_reporting_address,
+            forget_me: init_config.common_args.forget_me.into(),
         }
     }
 }

clients/socks5/src/commands/mod.rs

@@ -17,7 +17,7 @@ use nym_bin_common::completions::{fig_generate, ArgShell};
 use nym_client_core::cli_helpers::CliClient;
 use nym_client_core::client::base_client::storage::migration_helpers::v1_1_33;
 use nym_client_core::client::topology_control::geo_aware_provider::CountryGroup;
-use nym_client_core::config::{GroupBy, TopologyStructure};
+use nym_client_core::config::{ForgetMe, GroupBy, TopologyStructure};
 use nym_config::OptionalSet;
 use nym_sphinx::addressing::Recipient;
 use nym_sphinx::params::{PacketSize, PacketType};
@@ -113,6 +113,7 @@ pub(crate) struct OverrideConfig {
     enabled_credentials_mode: Option<bool>,
     outfox: bool,
     stats_reporting_address: Option<Recipient>,
+    forget_me: ForgetMe,
 }
 
 pub(crate) async fn execute(args: Cli) -> Result<(), Box<dyn Error + Send + Sync>> {
@@ -179,6 +180,7 @@ pub(crate) fn override_config(config: Config, args: OverrideConfig) -> Config {
             BaseClientConfig::with_topology_structure,
             topology_structure,
         )
+        .with_base(BaseClientConfig::with_forget_me, args.forget_me)
         .with_optional(Config::with_anonymous_replies, args.use_anonymous_replies)
         .with_optional(Config::with_port, args.port)
         .with_optional(Config::with_ip, args.ip)

clients/socks5/src/commands/run.rs

@@ -2,14 +2,8 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::commands::try_load_current_config;
-use crate::config::Config;
+use crate::commands::{override_config, OverrideConfig};
-use crate::{
-    commands::{override_config, OverrideConfig},
-    error::Socks5ClientError,
-};
 use clap::Args;
-use log::*;
-use nym_bin_common::version_checker::is_minor_version_compatible;
 use nym_client_core::cli_helpers::client_run::CommonClientRunArgs;
 use nym_client_core::client::base_client::storage::OnDiskPersistent;
 use nym_client_core::client::topology_control::geo_aware_provider::CountryGroup;
@@ -71,6 +65,7 @@ impl From<Run> for OverrideConfig {
             enabled_credentials_mode: run_config.common_args.enabled_credentials_mode,
             outfox: run_config.outfox,
             stats_reporting_address: run_config.common_args.stats_reporting_address,
+            forget_me: run_config.common_args.forget_me.into(),
         }
     }
 }
@@ -82,38 +77,12 @@ fn validate_country_group(s: &str) -> Result<CountryGroup, String> {
     }
 }
 
-// this only checks compatibility between config the binary. It does not take into consideration
-// network version. It might do so in the future.
-fn version_check(cfg: &Config) -> bool {
-    let binary_version = env!("CARGO_PKG_VERSION");
-    let config_version = &cfg.core.base.client.version;
-    if binary_version == config_version {
-        true
-    } else {
-        warn!(
-            "The socks5-client binary has different version than what is specified in config file! {binary_version} and {config_version}",
-        );
-        if is_minor_version_compatible(binary_version, config_version) {
-            info!("but they are still semver compatible. However, consider running the `upgrade` command");
-            true
-        } else {
-            error!("and they are semver incompatible! - please run the `upgrade` command before attempting `run` again");
-            false
-        }
-    }
-}
-
 pub(crate) async fn execute(args: Run) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
     eprintln!("Starting client {}...", args.common_args.id);
 
     let mut config = try_load_current_config(&args.common_args.id).await?;
     config = override_config(config, OverrideConfig::from(args.clone()));
 
-    if !version_check(&config) {
-        error!("failed the local version check");
-        return Err(Box::new(Socks5ClientError::FailedLocalVersionCheck));
-    }
-
     let storage =
         OnDiskPersistent::from_paths(config.storage_paths.common_paths, &config.core.base.debug)
             .await?;

clients/socks5/src/config/template.rs

@@ -113,4 +113,8 @@ enabled = {{ core.debug.stats_reporting.enabled }}
 provider_address = '{{ core.debug.stats_reporting.provider_address }}'
 reporting_interval = '{{ core.debug.stats_reporting.reporting_interval }}'
 
+[core.debug.forget_me]
+client = {{ core.debug.forget_me.client }}
+stats = {{ core.debug.forget_me.stats }}
+
 "#;

clients/socks5/src/error.rs

@@ -14,9 +14,6 @@ pub enum Socks5ClientError {
     #[error("Failed to validate the loaded config")]
     ConfigValidationFailure,
 
-    #[error("Failed local version check, client and config mismatch")]
-    FailedLocalVersionCheck,
-
     #[error("Fail to bind address")]
     FailToBindAddress,
 

clippy.toml

@@ -1,2 +1,3 @@
 allow-unwrap-in-tests = true
 allow-expect-in-tests = true
+allow-panic-in-tests = true

common/authenticator-requests/src/lib.rs

@@ -6,13 +6,15 @@ pub mod v1;
 pub mod v2;
 pub mod v3;
 pub mod v4;
+pub mod v5;
 
 mod error;
+mod util;
 
 pub use error::Error;
-pub use v4 as latest;
+pub use v5 as latest;
 
-pub const CURRENT_VERSION: u8 = 4;
+pub const CURRENT_VERSION: u8 = 5;
 
 fn make_bincode_serializer() -> impl bincode::Options {
     use bincode::Options;

common/authenticator-requests/src/traits.rs

@@ -8,8 +8,8 @@ use nym_sphinx::addressing::clients::Recipient;
 use nym_wireguard_types::PeerPublicKey;
 
 use crate::{
-    v1, v2, v3,
+    v1, v2, v3, v4,
-    v4::{self, registration::IpPair},
+    v5::{self, registration::IpPair},
     Error,
 };
 
@@ -19,6 +19,7 @@ pub enum AuthenticatorVersion {
     V2,
     V3,
     V4,
+    V5,
     UNKNOWN,
 }
 
@@ -34,6 +35,8 @@ impl From<Protocol> for AuthenticatorVersion {
             AuthenticatorVersion::V3
         } else if value.version == v4::VERSION {
             AuthenticatorVersion::V4
+        } else if value.version == v5::VERSION {
+            AuthenticatorVersion::V5
         } else {
             AuthenticatorVersion::UNKNOWN
         }
@@ -68,6 +71,12 @@ impl InitMessage for v4::registration::InitMessage {
     }
 }
 
+impl InitMessage for v5::registration::InitMessage {
+    fn pub_key(&self) -> PeerPublicKey {
+        self.pub_key
+    }
+}
+
 pub trait FinalMessage {
     fn pub_key(&self) -> PeerPublicKey;
     fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error>;
@@ -138,6 +147,24 @@ impl FinalMessage for v4::registration::FinalMessage {
         self.gateway_client.verify(private_key, nonce)
     }
 
+    fn private_ips(&self) -> IpPair {
+        self.gateway_client.private_ips.into()
+    }
+
+    fn credential(&self) -> Option<CredentialSpendingData> {
+        self.credential.clone()
+    }
+}
+
+impl FinalMessage for v5::registration::FinalMessage {
+    fn pub_key(&self) -> PeerPublicKey {
+        self.gateway_client.pub_key
+    }
+
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
+        self.gateway_client.verify(private_key, nonce)
+    }
+
     fn private_ips(&self) -> IpPair {
         self.gateway_client.private_ips
     }
@@ -182,29 +209,39 @@ impl TopUpMessage for v4::topup::TopUpMessage {
     }
 }
 
+impl TopUpMessage for v5::topup::TopUpMessage {
+    fn pub_key(&self) -> PeerPublicKey {
+        self.pub_key
+    }
+
+    fn credential(&self) -> CredentialSpendingData {
+        self.credential.clone()
+    }
+}
+
 pub enum AuthenticatorRequest {
     Initial {
         msg: Box<dyn InitMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Recipient,
+        reply_to: Option<Recipient>,
         request_id: u64,
     },
     Final {
         msg: Box<dyn FinalMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Recipient,
+        reply_to: Option<Recipient>,
         request_id: u64,
     },
     QueryBandwidth {
         msg: Box<dyn QueryBandwidthMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Recipient,
+        reply_to: Option<Recipient>,
         request_id: u64,
     },
     TopUpBandwidth {
         msg: Box<dyn TopUpMessage + Send + Sync + 'static>,
         protocol: Protocol,
-        reply_to: Recipient,
+        reply_to: Option<Recipient>,
         request_id: u64,
     },
 }
@@ -218,7 +255,7 @@ impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
                     version: value.version,
                     service_provider_type: ServiceProviderType::Authenticator,
                 },
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v1::request::AuthenticatorRequestData::Final(gateway_client) => Self::Final {
@@ -227,7 +264,7 @@ impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
                     version: value.version,
                     service_provider_type: ServiceProviderType::Authenticator,
                 },
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v1::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
@@ -237,7 +274,7 @@ impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
                         version: value.version,
                         service_provider_type: ServiceProviderType::Authenticator,
                     },
-                    reply_to: value.reply_to,
+                    reply_to: Some(value.reply_to),
                     request_id: value.request_id,
                 }
             }
@@ -251,20 +288,20 @@ impl From<v2::request::AuthenticatorRequest> for AuthenticatorRequest {
             v2::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
                 msg: Box::new(init_message),
                 protocol: value.protocol,
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v2::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
                 msg: final_message,
                 protocol: value.protocol,
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v2::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
                 Self::QueryBandwidth {
                     msg: Box::new(peer_public_key),
                     protocol: value.protocol,
-                    reply_to: value.reply_to,
+                    reply_to: Some(value.reply_to),
                     request_id: value.request_id,
                 }
             }
@@ -278,20 +315,20 @@ impl From<v3::request::AuthenticatorRequest> for AuthenticatorRequest {
             v3::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
                 msg: Box::new(init_message),
                 protocol: value.protocol,
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v3::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
                 msg: final_message,
                 protocol: value.protocol,
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v3::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
                 Self::QueryBandwidth {
                     msg: Box::new(peer_public_key),
                     protocol: value.protocol,
-                    reply_to: value.reply_to,
+                    reply_to: Some(value.reply_to),
                     request_id: value.request_id,
                 }
             }
@@ -299,7 +336,7 @@ impl From<v3::request::AuthenticatorRequest> for AuthenticatorRequest {
                 Self::TopUpBandwidth {
                     msg: top_up_message,
                     protocol: value.protocol,
-                    reply_to: value.reply_to,
+                    reply_to: Some(value.reply_to),
                     request_id: value.request_id,
                 }
             }
@@ -313,20 +350,20 @@ impl From<v4::request::AuthenticatorRequest> for AuthenticatorRequest {
             v4::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
                 msg: Box::new(init_message),
                 protocol: value.protocol,
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v4::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
                 msg: final_message,
                 protocol: value.protocol,
-                reply_to: value.reply_to,
+                reply_to: Some(value.reply_to),
                 request_id: value.request_id,
             },
             v4::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
                 Self::QueryBandwidth {
                     msg: Box::new(peer_public_key),
                     protocol: value.protocol,
-                    reply_to: value.reply_to,
+                    reply_to: Some(value.reply_to),
                     request_id: value.request_id,
                 }
             }
@@ -334,7 +371,42 @@ impl From<v4::request::AuthenticatorRequest> for AuthenticatorRequest {
                 Self::TopUpBandwidth {
                     msg: top_up_message,
                     protocol: value.protocol,
-                    reply_to: value.reply_to,
+                    reply_to: Some(value.reply_to),
+                    request_id: value.request_id,
+                }
+            }
+        }
+    }
+}
+
+impl From<v5::request::AuthenticatorRequest> for AuthenticatorRequest {
+    fn from(value: v5::request::AuthenticatorRequest) -> Self {
+        match value.data {
+            v5::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
+                msg: Box::new(init_message),
+                protocol: value.protocol,
+                reply_to: None,
+                request_id: value.request_id,
+            },
+            v5::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
+                msg: final_message,
+                protocol: value.protocol,
+                reply_to: None,
+                request_id: value.request_id,
+            },
+            v5::request::AuthenticatorRequestData::QueryBandwidth(peer_public_key) => {
+                Self::QueryBandwidth {
+                    msg: Box::new(peer_public_key),
+                    protocol: value.protocol,
+                    reply_to: None,
+                    request_id: value.request_id,
+                }
+            }
+            v5::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => {
+                Self::TopUpBandwidth {
+                    msg: top_up_message,
+                    protocol: value.protocol,
+                    reply_to: None,
                     request_id: value.request_id,
                 }
             }

common/authenticator-requests/src/util.rs

@@ -0,0 +1,71 @@
+// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+#[cfg(test)]
+pub(crate) mod tests {
+    pub(crate) const CREDENTIAL_BYTES: [u8; 1245] = [
+        0, 0, 4, 133, 96, 179, 223, 185, 136, 23, 213, 166, 59, 203, 66, 69, 209, 181, 227, 254,
+        16, 102, 98, 237, 59, 119, 170, 111, 31, 194, 51, 59, 120, 17, 115, 229, 79, 91, 11, 139,
+        154, 2, 212, 23, 68, 70, 167, 3, 240, 54, 224, 171, 221, 1, 69, 48, 60, 118, 119, 249, 123,
+        35, 172, 227, 131, 96, 232, 209, 187, 123, 4, 197, 102, 90, 96, 45, 125, 135, 140, 99, 1,
+        151, 17, 131, 143, 157, 97, 107, 139, 232, 212, 87, 14, 115, 253, 255, 166, 167, 186, 43,
+        90, 96, 173, 105, 120, 40, 10, 163, 250, 224, 214, 200, 178, 4, 160, 16, 130, 59, 76, 193,
+        39, 240, 3, 101, 141, 209, 183, 226, 186, 207, 56, 210, 187, 7, 164, 240, 164, 205, 37, 81,
+        184, 214, 193, 195, 90, 205, 238, 225, 195, 104, 12, 123, 203, 57, 233, 243, 215, 145, 195,
+        196, 57, 38, 125, 172, 18, 47, 63, 165, 110, 219, 180, 40, 58, 116, 92, 254, 160, 98, 48,
+        92, 254, 232, 107, 184, 80, 234, 60, 160, 235, 249, 76, 41, 38, 165, 28, 40, 136, 74, 48,
+        166, 50, 245, 23, 201, 140, 101, 79, 93, 235, 128, 186, 146, 126, 180, 134, 43, 13, 186,
+        19, 195, 48, 168, 201, 29, 216, 95, 176, 198, 132, 188, 64, 39, 212, 150, 32, 52, 53, 38,
+        228, 199, 122, 226, 217, 75, 40, 191, 151, 48, 164, 242, 177, 79, 14, 122, 105, 151, 85,
+        88, 199, 162, 17, 96, 103, 83, 178, 128, 9, 24, 30, 74, 108, 241, 85, 240, 166, 97, 241,
+        85, 199, 11, 198, 226, 234, 70, 107, 145, 28, 208, 114, 51, 12, 234, 108, 101, 202, 112,
+        48, 185, 22, 159, 67, 109, 49, 27, 149, 90, 109, 32, 226, 112, 7, 201, 208, 209, 104, 31,
+        97, 134, 204, 145, 27, 181, 206, 181, 106, 32, 110, 136, 115, 249, 201, 111, 5, 245, 203,
+        71, 121, 169, 126, 151, 178, 236, 59, 221, 195, 48, 135, 115, 6, 50, 227, 74, 97, 107, 107,
+        213, 90, 2, 203, 154, 138, 47, 128, 52, 134, 128, 224, 51, 65, 240, 90, 8, 55, 175, 180,
+        178, 204, 206, 168, 110, 51, 57, 189, 169, 48, 169, 136, 121, 99, 51, 170, 178, 214, 74, 1,
+        96, 151, 167, 25, 173, 180, 171, 155, 10, 55, 142, 234, 190, 113, 90, 79, 80, 244, 71, 166,
+        30, 235, 113, 150, 133, 1, 218, 17, 109, 111, 223, 24, 216, 177, 41, 2, 204, 65, 221, 212,
+        207, 236, 144, 6, 65, 224, 55, 42, 1, 1, 161, 134, 118, 127, 111, 220, 110, 127, 240, 71,
+        223, 129, 12, 93, 20, 220, 60, 56, 71, 146, 184, 95, 132, 69, 28, 56, 53, 192, 213, 22,
+        119, 230, 152, 225, 182, 188, 163, 219, 37, 175, 247, 73, 14, 247, 38, 72, 243, 1, 48, 131,
+        59, 8, 13, 96, 143, 185, 127, 241, 161, 217, 24, 149, 193, 40, 16, 30, 202, 151, 28, 119,
+        240, 153, 101, 156, 61, 193, 72, 245, 199, 181, 12, 231, 65, 166, 67, 142, 121, 207, 202,
+        58, 197, 113, 188, 248, 42, 124, 105, 48, 161, 241, 55, 209, 36, 194, 27, 63, 233, 144,
+        189, 85, 117, 234, 9, 139, 46, 31, 206, 114, 95, 131, 29, 240, 13, 81, 142, 140, 133, 33,
+        30, 41, 141, 37, 80, 217, 95, 221, 76, 115, 86, 201, 165, 51, 252, 9, 28, 209, 1, 48, 150,
+        74, 248, 212, 187, 222, 66, 210, 3, 200, 19, 217, 171, 184, 42, 148, 53, 150, 57, 50, 6,
+        227, 227, 62, 49, 42, 148, 148, 157, 82, 191, 58, 24, 34, 56, 98, 120, 89, 105, 176, 85,
+        15, 253, 241, 41, 153, 195, 136, 1, 48, 142, 126, 213, 101, 223, 79, 133, 230, 105, 38,
+        161, 149, 2, 21, 136, 150, 42, 72, 218, 85, 146, 63, 223, 58, 108, 186, 183, 248, 62, 20,
+        47, 34, 113, 160, 177, 204, 181, 16, 24, 212, 224, 35, 84, 51, 168, 56, 136, 11, 1, 48,
+        135, 242, 62, 149, 230, 178, 32, 224, 119, 26, 234, 163, 237, 224, 114, 95, 112, 140, 170,
+        150, 96, 125, 136, 221, 180, 78, 18, 11, 12, 184, 2, 198, 217, 119, 43, 69, 4, 172, 109,
+        55, 183, 40, 131, 172, 161, 88, 183, 101, 1, 48, 173, 216, 22, 73, 42, 255, 211, 93, 249,
+        87, 159, 115, 61, 91, 55, 130, 17, 216, 60, 34, 122, 55, 8, 244, 244, 153, 151, 57, 5, 144,
+        178, 55, 249, 64, 211, 168, 34, 148, 56, 89, 92, 203, 70, 124, 219, 152, 253, 165, 0, 32,
+        203, 116, 63, 7, 240, 222, 82, 86, 11, 149, 167, 72, 224, 55, 190, 66, 201, 65, 168, 184,
+        96, 47, 194, 241, 168, 124, 7, 74, 214, 250, 37, 76, 32, 218, 69, 122, 103, 215, 145, 169,
+        24, 212, 229, 168, 106, 10, 144, 31, 13, 25, 178, 242, 250, 106, 159, 40, 48, 163, 165, 61,
+        130, 57, 146, 4, 73, 32, 254, 233, 125, 135, 212, 29, 111, 4, 177, 114, 15, 210, 170, 82,
+        108, 110, 62, 166, 81, 209, 106, 176, 156, 14, 133, 242, 60, 127, 120, 242, 28, 97, 0, 1,
+        32, 103, 93, 109, 89, 240, 91, 1, 84, 150, 50, 206, 157, 203, 49, 220, 120, 234, 175, 234,
+        150, 126, 225, 94, 163, 164, 199, 138, 114, 62, 99, 106, 112, 1, 32, 171, 40, 220, 82, 241,
+        203, 76, 146, 111, 139, 182, 179, 237, 182, 115, 75, 128, 201, 107, 43, 214, 0, 135, 217,
+        160, 68, 150, 232, 144, 114, 237, 98, 32, 30, 134, 232, 59, 93, 163, 253, 244, 13, 202, 52,
+        147, 168, 83, 121, 123, 95, 21, 210, 209, 225, 223, 143, 49, 10, 205, 238, 1, 22, 83, 81,
+        70, 1, 32, 26, 76, 6, 234, 160, 50, 139, 102, 161, 232, 155, 106, 130, 171, 226, 210, 233,
+        178, 85, 247, 71, 123, 55, 53, 46, 67, 148, 137, 156, 207, 208, 107, 1, 32, 102, 31, 4, 98,
+        110, 156, 144, 61, 229, 140, 198, 84, 196, 238, 128, 35, 131, 182, 137, 125, 241, 95, 69,
+        131, 170, 27, 2, 144, 75, 72, 242, 102, 3, 32, 121, 80, 45, 173, 56, 65, 218, 27, 40, 251,
+        197, 32, 169, 104, 123, 110, 90, 78, 153, 166, 38, 9, 129, 228, 99, 8, 1, 116, 142, 233,
+        162, 69, 32, 216, 169, 159, 116, 95, 12, 63, 176, 195, 6, 183, 123, 135, 75, 61, 112, 106,
+        83, 235, 176, 41, 27, 248, 48, 71, 165, 170, 12, 92, 103, 103, 81, 32, 58, 74, 75, 145,
+        192, 94, 153, 69, 80, 128, 241, 3, 16, 117, 192, 86, 161, 103, 44, 174, 211, 196, 182, 124,
+        55, 11, 107, 142, 49, 88, 6, 41, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
+        6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
+        6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 0, 37, 139, 240, 0, 0,
+        0, 0, 0, 0, 0, 1,
+    ];
+    pub(crate) const RECIPIENT: &str = "CytBseW6yFXUMzz4SGAKdNLGR7q3sJLLYxyBGvutNEQV.4QXYyEVc5fUDjmmi8PrHN9tdUFV4PCvSJE1278cHyvoe@4sBbL1ngf1vtNqykydQKTFh26sQCw888GpUqvPvyNB4f";
+}

common/authenticator-requests/src/v1/registration.rs

@@ -13,7 +13,7 @@ use std::{fmt, ops::Deref, str::FromStr};
 #[cfg(feature = "verify")]
 use hmac::{Hmac, Mac};
 #[cfg(feature = "verify")]
-use nym_crypto::asymmetric::encryption::PrivateKey;
+use nym_crypto::asymmetric::encryption::{PrivateKey, PublicKey};
 #[cfg(feature = "verify")]
 use sha2::Sha256;
 
@@ -82,16 +82,14 @@ impl GatewayClient {
         private_ip: IpAddr,
         nonce: u64,
     ) -> Self {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        let local_public = PublicKey::from(local_secret);
-        #[allow(clippy::expect_used)]
+        let remote_public = PublicKey::from(remote_public);
-        let static_secret = x25519_dalek::StaticSecret::from(local_secret.to_bytes());
-        let local_public: x25519_dalek::PublicKey = (&static_secret).into();
 
-        let dh = static_secret.diffie_hellman(&remote_public);
+        let dh = local_secret.diffie_hellman(&remote_public);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
-        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
+        let mut mac = HmacSha256::new_from_slice(&dh[..])
             .expect("x25519 shared secret is always 32 bytes long");
 
         mac.update(local_public.as_bytes());
@@ -99,7 +97,7 @@ impl GatewayClient {
         mac.update(&nonce.to_le_bytes());
 
         GatewayClient {
-            pub_key: PeerPublicKey::new(local_public),
+            pub_key: PeerPublicKey::new(local_public.into()),
             private_ip,
             mac: ClientMac(mac.finalize().into_bytes().to_vec()),
         }
@@ -109,11 +107,8 @@ impl GatewayClient {
     // Client should perform this step when generating its payload, using its own WG PK
     #[cfg(feature = "verify")]
     pub fn verify(&self, gateway_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        // use gateways key as a ref to an x25519_dalek key
-        #[allow(clippy::expect_used)]
+        let dh = (gateway_key.as_ref()).diffie_hellman(&self.pub_key);
-        let static_secret = x25519_dalek::StaticSecret::from(gateway_key.to_bytes());
-
-        let dh = static_secret.diffie_hellman(&self.pub_key);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]

common/authenticator-requests/src/v2/registration.rs

@@ -14,7 +14,7 @@ use std::{fmt, ops::Deref, str::FromStr};
 #[cfg(feature = "verify")]
 use hmac::{Hmac, Mac};
 #[cfg(feature = "verify")]
-use nym_crypto::asymmetric::encryption::PrivateKey;
+use nym_crypto::asymmetric::encryption::{PrivateKey, PublicKey};
 #[cfg(feature = "verify")]
 use sha2::Sha256;
 
@@ -29,7 +29,7 @@ pub type Taken = Option<SystemTime>;
 
 pub const BANDWIDTH_CAP_PER_DAY: u64 = 1024 * 1024 * 1024; // 1 GB
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct InitMessage {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,
@@ -41,7 +41,7 @@ impl InitMessage {
     }
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct FinalMessage {
     /// Gateway client data
     pub gateway_client: GatewayClient,
@@ -50,28 +50,28 @@ pub struct FinalMessage {
     pub credential: Option<CredentialSpendingData>,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RegistrationData {
     pub nonce: u64,
     pub gateway_data: GatewayClient,
     pub wg_port: u16,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ip: IpAddr,
     pub wg_port: u16,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RemainingBandwidthData {
     pub available_bandwidth: i64,
 }
 
 /// Client that wants to register sends its PublicKey bytes mac digest encrypted with a DH shared secret.
 /// Gateway/Nym node can then verify pub_key payload using the same process
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct GatewayClient {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,
@@ -91,16 +91,14 @@ impl GatewayClient {
         private_ip: IpAddr,
         nonce: u64,
     ) -> Self {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        let local_public = PublicKey::from(local_secret);
-        #[allow(clippy::expect_used)]
+        let remote_public = PublicKey::from(remote_public);
-        let static_secret = x25519_dalek::StaticSecret::from(local_secret.to_bytes());
-        let local_public: x25519_dalek::PublicKey = (&static_secret).into();
 
-        let dh = static_secret.diffie_hellman(&remote_public);
+        let dh = local_secret.diffie_hellman(&remote_public);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
-        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
+        let mut mac = HmacSha256::new_from_slice(&dh[..])
             .expect("x25519 shared secret is always 32 bytes long");
 
         mac.update(local_public.as_bytes());
@@ -108,7 +106,7 @@ impl GatewayClient {
         mac.update(&nonce.to_le_bytes());
 
         GatewayClient {
-            pub_key: PeerPublicKey::new(local_public),
+            pub_key: PeerPublicKey::new(local_public.into()),
             private_ip,
             mac: ClientMac(mac.finalize().into_bytes().to_vec()),
         }
@@ -118,11 +116,8 @@ impl GatewayClient {
     // Client should perform this step when generating its payload, using its own WG PK
     #[cfg(feature = "verify")]
     pub fn verify(&self, gateway_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        // use gateways key as a ref to an x25519_dalek key
-        #[allow(clippy::expect_used)]
+        let dh = (gateway_key.as_ref()).diffie_hellman(&self.pub_key);
-        let static_secret = x25519_dalek::StaticSecret::from(gateway_key.to_bytes());
-
-        let dh = static_secret.diffie_hellman(&self.pub_key);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
@@ -147,7 +142,7 @@ impl GatewayClient {
 
 // TODO: change the inner type into generic array of size HmacSha256::OutputSize
 // TODO2: rely on our internal crypto/hmac
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq)]
 pub struct ClientMac(Vec<u8>);
 
 impl fmt::Display for ClientMac {

common/authenticator-requests/src/v2/request.rs

@@ -87,7 +87,7 @@ impl AuthenticatorRequest {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub enum AuthenticatorRequestData {
     Initial(InitMessage),
     Final(Box<FinalMessage>),

common/authenticator-requests/src/v2/response.rs

@@ -100,28 +100,28 @@ impl AuthenticatorResponse {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub enum AuthenticatorResponseData {
     PendingRegistration(PendingRegistrationResponse),
     Registered(RegisteredResponse),
     RemainingBandwidth(RemainingBandwidthResponse),
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct PendingRegistrationResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: RegistrationData,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: RegistredData,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RemainingBandwidthResponse {
     pub request_id: u64,
     pub reply_to: Recipient,

common/authenticator-requests/src/v3/conversion.rs

@@ -19,6 +19,24 @@ impl From<v2::request::AuthenticatorRequest> for v3::request::AuthenticatorReque
     }
 }
 
+impl TryFrom<v3::request::AuthenticatorRequest> for v2::request::AuthenticatorRequest {
+    type Error = crate::Error;
+
+    fn try_from(
+        authenticator_request: v3::request::AuthenticatorRequest,
+    ) -> Result<Self, Self::Error> {
+        Ok(Self {
+            protocol: Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator,
+            },
+            data: authenticator_request.data.try_into()?,
+            reply_to: authenticator_request.reply_to,
+            request_id: authenticator_request.request_id,
+        })
+    }
+}
+
 impl From<v2::request::AuthenticatorRequestData> for v3::request::AuthenticatorRequestData {
     fn from(authenticator_request_data: v2::request::AuthenticatorRequestData) -> Self {
         match authenticator_request_data {
@@ -35,6 +53,29 @@ impl From<v2::request::AuthenticatorRequestData> for v3::request::AuthenticatorR
     }
 }
 
+impl TryFrom<v3::request::AuthenticatorRequestData> for v2::request::AuthenticatorRequestData {
+    type Error = crate::Error;
+
+    fn try_from(
+        authenticator_request_data: v3::request::AuthenticatorRequestData,
+    ) -> Result<Self, Self::Error> {
+        match authenticator_request_data {
+            v3::request::AuthenticatorRequestData::Initial(init_msg) => Ok(
+                v2::request::AuthenticatorRequestData::Initial(init_msg.into()),
+            ),
+            v3::request::AuthenticatorRequestData::Final(gw_client) => Ok(
+                v2::request::AuthenticatorRequestData::Final(gw_client.into()),
+            ),
+            v3::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => Ok(
+                v2::request::AuthenticatorRequestData::QueryBandwidth(pub_key),
+            ),
+            v3::request::AuthenticatorRequestData::TopUpBandwidth(_) => Err(
+                Self::Error::Conversion("no top up bandwidth variant in v2".to_string()),
+            ),
+        }
+    }
+}
+
 impl From<v2::registration::InitMessage> for v3::registration::InitMessage {
     fn from(init_msg: v2::registration::InitMessage) -> Self {
         Self {
@@ -43,6 +84,14 @@ impl From<v2::registration::InitMessage> for v3::registration::InitMessage {
     }
 }
 
+impl From<v3::registration::InitMessage> for v2::registration::InitMessage {
+    fn from(init_msg: v3::registration::InitMessage) -> Self {
+        Self {
+            pub_key: init_msg.pub_key,
+        }
+    }
+}
+
 impl From<Box<v2::registration::FinalMessage>> for Box<v3::registration::FinalMessage> {
     fn from(gw_client: Box<v2::registration::FinalMessage>) -> Self {
         Box::new(v3::registration::FinalMessage {
@@ -52,6 +101,15 @@ impl From<Box<v2::registration::FinalMessage>> for Box<v3::registration::FinalMe
     }
 }
 
+impl From<Box<v3::registration::FinalMessage>> for Box<v2::registration::FinalMessage> {
+    fn from(gw_client: Box<v3::registration::FinalMessage>) -> Self {
+        Box::new(v2::registration::FinalMessage {
+            gateway_client: gw_client.gateway_client.into(),
+            credential: gw_client.credential,
+        })
+    }
+}
+
 impl From<v2::registration::GatewayClient> for v3::registration::GatewayClient {
     fn from(gw_client: v2::registration::GatewayClient) -> Self {
         Self {
@@ -93,7 +151,10 @@ impl TryFrom<v3::response::AuthenticatorResponse> for v2::response::Authenticato
         Ok(Self {
             data: authenticator_response.data.try_into()?,
             reply_to: authenticator_response.reply_to,
-            protocol: authenticator_response.protocol,
+            protocol: Protocol {
+                version: 2,
+                service_provider_type: authenticator_response.protocol.service_provider_type,
+            },
         })
     }
 }
@@ -101,7 +162,10 @@ impl TryFrom<v3::response::AuthenticatorResponse> for v2::response::Authenticato
 impl From<v2::response::AuthenticatorResponse> for v3::response::AuthenticatorResponse {
     fn from(value: v2::response::AuthenticatorResponse) -> Self {
         Self {
-            protocol: value.protocol,
+            protocol: Protocol {
+                version: 3,
+                service_provider_type: value.protocol.service_provider_type,
+            },
             data: value.data.into(),
             reply_to: value.reply_to,
         }
@@ -270,3 +334,511 @@ impl From<v2::registration::RemainingBandwidthData> for v3::registration::Remain
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use std::{net::IpAddr, str::FromStr};
+
+    use nym_credentials_interface::CredentialSpendingData;
+    use nym_crypto::asymmetric::encryption::PrivateKey;
+    use nym_sphinx::addressing::Recipient;
+    use nym_wireguard_types::PeerPublicKey;
+    use x25519_dalek::PublicKey;
+
+    use super::*;
+    use crate::util::tests::{CREDENTIAL_BYTES, RECIPIENT};
+
+    #[test]
+    fn upgrade_initial_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v2::request::AuthenticatorRequest::new_initial_request(
+            v2::registration::InitMessage::new(pub_key),
+            reply_to,
+        );
+        let upgraded_msg = v3::request::AuthenticatorRequest::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v3::request::AuthenticatorRequestData::Initial(v3::registration::InitMessage {
+                pub_key
+            })
+        );
+    }
+
+    #[test]
+    fn downgrade_initial_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v3::request::AuthenticatorRequest::new_initial_request(
+            v3::registration::InitMessage::new(pub_key),
+            reply_to,
+        );
+        let downgraded_msg = v2::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v2::request::AuthenticatorRequestData::Initial(v2::registration::InitMessage {
+                pub_key
+            })
+        );
+    }
+
+    #[test]
+    fn upgrade_final_req() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let private_ip = IpAddr::from_str("10.10.10.10").unwrap();
+        let nonce = 42;
+        let gateway_client = v2::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            private_ip,
+            nonce,
+        );
+        let credential = Some(CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap());
+        let final_message = v2::registration::FinalMessage {
+            gateway_client,
+            credential: credential.clone(),
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v2::request::AuthenticatorRequest::new_final_request(final_message, reply_to);
+        let upgraded_msg = v3::request::AuthenticatorRequest::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v3::request::AuthenticatorRequestData::Final(Box::new(
+                v3::registration::FinalMessage {
+                    gateway_client: v3::registration::GatewayClient::new(
+                        &local_secret,
+                        (&remote_secret).into(),
+                        private_ip,
+                        nonce,
+                    ),
+                    credential
+                }
+            ))
+        );
+    }
+
+    #[test]
+    fn downgrade_final_req() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let private_ip = IpAddr::from_str("10.10.10.10").unwrap();
+        let nonce = 42;
+        let gateway_client = v3::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            private_ip,
+            nonce,
+        );
+        let credential = Some(CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap());
+        let final_message = v3::registration::FinalMessage {
+            gateway_client,
+            credential: credential.clone(),
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v3::request::AuthenticatorRequest::new_final_request(final_message, reply_to);
+        let upgraded_msg = v2::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v2::request::AuthenticatorRequestData::Final(Box::new(
+                v2::registration::FinalMessage {
+                    gateway_client: v2::registration::GatewayClient::new(
+                        &local_secret,
+                        (&remote_secret).into(),
+                        private_ip,
+                        nonce,
+                    ),
+                    credential
+                }
+            ))
+        );
+    }
+
+    #[test]
+    fn upgrade_query_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v2::request::AuthenticatorRequest::new_query_request(pub_key, reply_to);
+        let upgraded_msg = v3::request::AuthenticatorRequest::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v3::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+        );
+    }
+
+    #[test]
+    fn downgrade_query_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v3::request::AuthenticatorRequest::new_query_request(pub_key, reply_to);
+        let downgraded_msg = v2::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v2::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+        );
+    }
+
+    #[test]
+    fn downgrade_topup_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let credential = CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap();
+        let top_up_message = v3::topup::TopUpMessage {
+            pub_key,
+            credential,
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v3::request::AuthenticatorRequest::new_topup_request(top_up_message, reply_to);
+        assert!(v2::request::AuthenticatorRequest::try_from(msg).is_err());
+    }
+
+    #[test]
+    fn upgrade_pending_reg_resp() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let private_ip = IpAddr::from_str("10.10.10.10").unwrap();
+        let nonce = 42;
+        let wg_port = 51822;
+        let gateway_data = v2::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            private_ip,
+            nonce,
+        );
+        let registration_data = v2::registration::RegistrationData {
+            nonce,
+            gateway_data,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v2::response::AuthenticatorResponse::new_pending_registration_success(
+            registration_data,
+            request_id,
+            reply_to,
+        );
+        let upgraded_msg = v3::response::AuthenticatorResponse::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v3::response::AuthenticatorResponseData::PendingRegistration(
+                v3::response::PendingRegistrationResponse {
+                    request_id,
+                    reply_to,
+                    reply: v3::registration::RegistrationData {
+                        nonce,
+                        gateway_data: v3::registration::GatewayClient::new(
+                            &local_secret,
+                            (&remote_secret).into(),
+                            private_ip,
+                            nonce,
+                        ),
+                        wg_port,
+                    }
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn downgrade_pending_reg_resp() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let private_ip = IpAddr::from_str("10.10.10.10").unwrap();
+        let nonce = 42;
+        let wg_port = 51822;
+        let gateway_data = v3::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            private_ip,
+            nonce,
+        );
+        let registration_data = v3::registration::RegistrationData {
+            nonce,
+            gateway_data,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_pending_registration_success(
+            registration_data,
+            request_id,
+            reply_to,
+        );
+        let downgraded_msg = v2::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v2::response::AuthenticatorResponseData::PendingRegistration(
+                v2::response::PendingRegistrationResponse {
+                    request_id,
+                    reply_to,
+                    reply: v2::registration::RegistrationData {
+                        nonce,
+                        gateway_data: v2::registration::GatewayClient::new(
+                            &local_secret,
+                            (&remote_secret).into(),
+                            private_ip,
+                            nonce,
+                        ),
+                        wg_port,
+                    }
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn upgrade_registered_resp() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let private_ip = IpAddr::from_str("10.10.10.10").unwrap();
+        let wg_port = 51822;
+        let registred_data = v2::registration::RegistredData {
+            pub_key,
+            private_ip,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v2::response::AuthenticatorResponse::new_registered(
+            registred_data,
+            reply_to,
+            request_id,
+        );
+        let upgraded_msg = v3::response::AuthenticatorResponse::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v3::response::AuthenticatorResponseData::Registered(v3::response::RegisteredResponse {
+                request_id,
+                reply_to,
+                reply: v3::registration::RegistredData {
+                    wg_port,
+                    pub_key,
+                    private_ip
+                }
+            })
+        );
+    }
+
+    #[test]
+    fn downgrade_registered_resp() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let private_ip = IpAddr::from_str("10.10.10.10").unwrap();
+        let wg_port = 51822;
+        let registred_data = v3::registration::RegistredData {
+            pub_key,
+            private_ip,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_registered(
+            registred_data,
+            reply_to,
+            request_id,
+        );
+        let downgraded_msg = v2::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v2::response::AuthenticatorResponseData::Registered(v2::response::RegisteredResponse {
+                request_id,
+                reply_to,
+                reply: v2::registration::RegistredData {
+                    wg_port,
+                    pub_key,
+                    private_ip
+                }
+            })
+        );
+    }
+
+    #[test]
+    fn upgrade_remaining_bandwidth_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = Some(v2::registration::RemainingBandwidthData {
+            available_bandwidth,
+        });
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v2::response::AuthenticatorResponse::new_remaining_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        let upgraded_msg = v3::response::AuthenticatorResponse::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v3::response::AuthenticatorResponseData::RemainingBandwidth(
+                v3::response::RemainingBandwidthResponse {
+                    request_id,
+                    reply_to,
+                    reply: Some(v3::registration::RemainingBandwidthData {
+                        available_bandwidth,
+                    })
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn downgrade_remaining_bandwidth_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = Some(v3::registration::RemainingBandwidthData {
+            available_bandwidth,
+        });
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_remaining_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        let downgraded_msg = v2::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 2,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v2::response::AuthenticatorResponseData::RemainingBandwidth(
+                v2::response::RemainingBandwidthResponse {
+                    request_id,
+                    reply_to,
+                    reply: Some(v2::registration::RemainingBandwidthData {
+                        available_bandwidth,
+                    })
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn downgrade_topup_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = v3::registration::RemainingBandwidthData {
+            available_bandwidth,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_topup_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        assert!(v2::response::AuthenticatorResponse::try_from(msg).is_err());
+    }
+}

common/authenticator-requests/src/v3/registration.rs

@@ -14,7 +14,7 @@ use std::{fmt, ops::Deref, str::FromStr};
 #[cfg(feature = "verify")]
 use hmac::{Hmac, Mac};
 #[cfg(feature = "verify")]
-use nym_crypto::asymmetric::encryption::PrivateKey;
+use nym_crypto::asymmetric::encryption::{PrivateKey, PublicKey};
 #[cfg(feature = "verify")]
 use sha2::Sha256;
 
@@ -29,7 +29,7 @@ pub type Taken = Option<SystemTime>;
 
 pub const BANDWIDTH_CAP_PER_DAY: u64 = 250 * 1024 * 1024 * 1024; // 250 GB
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct InitMessage {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,
@@ -41,7 +41,7 @@ impl InitMessage {
     }
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct FinalMessage {
     /// Gateway client data
     pub gateway_client: GatewayClient,
@@ -50,28 +50,28 @@ pub struct FinalMessage {
     pub credential: Option<CredentialSpendingData>,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RegistrationData {
     pub nonce: u64,
     pub gateway_data: GatewayClient,
     pub wg_port: u16,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ip: IpAddr,
     pub wg_port: u16,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RemainingBandwidthData {
     pub available_bandwidth: i64,
 }
 
 /// Client that wants to register sends its PublicKey bytes mac digest encrypted with a DH shared secret.
 /// Gateway/Nym node can then verify pub_key payload using the same process
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct GatewayClient {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,
@@ -91,16 +91,14 @@ impl GatewayClient {
         private_ip: IpAddr,
         nonce: u64,
     ) -> Self {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        let local_public = PublicKey::from(local_secret);
-        #[allow(clippy::expect_used)]
+        let remote_public = PublicKey::from(remote_public);
-        let static_secret = x25519_dalek::StaticSecret::from(local_secret.to_bytes());
-        let local_public: x25519_dalek::PublicKey = (&static_secret).into();
 
-        let dh = static_secret.diffie_hellman(&remote_public);
+        let dh = local_secret.diffie_hellman(&remote_public);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
-        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
+        let mut mac = HmacSha256::new_from_slice(&dh[..])
             .expect("x25519 shared secret is always 32 bytes long");
 
         mac.update(local_public.as_bytes());
@@ -108,7 +106,7 @@ impl GatewayClient {
         mac.update(&nonce.to_le_bytes());
 
         GatewayClient {
-            pub_key: PeerPublicKey::new(local_public),
+            pub_key: PeerPublicKey::new(local_public.into()),
             private_ip,
             mac: ClientMac(mac.finalize().into_bytes().to_vec()),
         }
@@ -118,11 +116,8 @@ impl GatewayClient {
     // Client should perform this step when generating its payload, using its own WG PK
     #[cfg(feature = "verify")]
     pub fn verify(&self, gateway_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        // use gateways key as a ref to an x25519_dalek key
-        #[allow(clippy::expect_used)]
+        let dh = (gateway_key.as_ref()).diffie_hellman(&self.pub_key);
-        let static_secret = x25519_dalek::StaticSecret::from(gateway_key.to_bytes());
-
-        let dh = static_secret.diffie_hellman(&self.pub_key);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
@@ -147,7 +142,7 @@ impl GatewayClient {
 
 // TODO: change the inner type into generic array of size HmacSha256::OutputSize
 // TODO2: rely on our internal crypto/hmac
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq)]
 pub struct ClientMac(Vec<u8>);
 
 impl fmt::Display for ClientMac {

common/authenticator-requests/src/v3/request.rs

@@ -106,7 +106,7 @@ impl AuthenticatorRequest {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub enum AuthenticatorRequestData {
     Initial(InitMessage),
     Final(Box<FinalMessage>),

common/authenticator-requests/src/v3/response.rs

@@ -120,7 +120,7 @@ impl AuthenticatorResponse {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub enum AuthenticatorResponseData {
     PendingRegistration(PendingRegistrationResponse),
     Registered(RegisteredResponse),
@@ -128,28 +128,28 @@ pub enum AuthenticatorResponseData {
     TopUpBandwidth(TopUpBandwidthResponse),
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct PendingRegistrationResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: RegistrationData,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: RegistredData,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RemainingBandwidthResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: Option<RemainingBandwidthData>,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct TopUpBandwidthResponse {
     pub request_id: u64,
     pub reply_to: Recipient,

common/authenticator-requests/src/v3/topup.rs

@@ -5,7 +5,7 @@ use nym_credentials_interface::CredentialSpendingData;
 use nym_wireguard_types::PeerPublicKey;
 use serde::{Deserialize, Serialize};
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct TopUpMessage {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,

common/authenticator-requests/src/v4/conversion.rs

@@ -3,37 +3,82 @@
 
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 
-use crate::{v2, v3, v4};
+use crate::{v3, v4};
 
-impl From<v3::request::AuthenticatorRequest> for v4::request::AuthenticatorRequest {
+impl TryFrom<v3::request::AuthenticatorRequest> for v4::request::AuthenticatorRequest {
-    fn from(authenticator_request: v3::request::AuthenticatorRequest) -> Self {
+    type Error = crate::Error;
-        Self {
+    fn try_from(
+        authenticator_request: v3::request::AuthenticatorRequest,
+    ) -> Result<Self, Self::Error> {
+        Ok(Self {
             protocol: Protocol {
                 version: 4,
                 service_provider_type: ServiceProviderType::Authenticator,
             },
-            data: authenticator_request.data.into(),
+            data: authenticator_request.data.try_into()?,
             reply_to: authenticator_request.reply_to,
             request_id: authenticator_request.request_id,
+        })
+    }
+}
+
+impl TryFrom<v4::request::AuthenticatorRequest> for v3::request::AuthenticatorRequest {
+    type Error = crate::Error;
+    fn try_from(
+        authenticator_request: v4::request::AuthenticatorRequest,
+    ) -> Result<Self, Self::Error> {
+        Ok(Self {
+            protocol: Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator,
+            },
+            data: authenticator_request.data.try_into()?,
+            reply_to: authenticator_request.reply_to,
+            request_id: authenticator_request.request_id,
+        })
+    }
+}
+
+impl TryFrom<v3::request::AuthenticatorRequestData> for v4::request::AuthenticatorRequestData {
+    type Error = crate::Error;
+    fn try_from(
+        authenticator_request_data: v3::request::AuthenticatorRequestData,
+    ) -> Result<Self, Self::Error> {
+        match authenticator_request_data {
+            v3::request::AuthenticatorRequestData::Initial(init_msg) => Ok(
+                v4::request::AuthenticatorRequestData::Initial(init_msg.into()),
+            ),
+            v3::request::AuthenticatorRequestData::Final(_) => Err(Self::Error::Conversion(
+                "mac hash breaking change".to_string(),
+            )),
+            v3::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => Ok(
+                v4::request::AuthenticatorRequestData::QueryBandwidth(pub_key),
+            ),
+            v3::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => Ok(
+                v4::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message.into()),
+            ),
         }
     }
 }
 
-impl From<v3::request::AuthenticatorRequestData> for v4::request::AuthenticatorRequestData {
+impl TryFrom<v4::request::AuthenticatorRequestData> for v3::request::AuthenticatorRequestData {
-    fn from(authenticator_request_data: v3::request::AuthenticatorRequestData) -> Self {
+    type Error = crate::Error;
+    fn try_from(
+        authenticator_request_data: v4::request::AuthenticatorRequestData,
+    ) -> Result<Self, Self::Error> {
         match authenticator_request_data {
-            v3::request::AuthenticatorRequestData::Initial(init_msg) => {
+            v4::request::AuthenticatorRequestData::Initial(init_msg) => Ok(
-                v4::request::AuthenticatorRequestData::Initial(init_msg.into())
+                v3::request::AuthenticatorRequestData::Initial(init_msg.into()),
-            }
+            ),
-            v3::request::AuthenticatorRequestData::Final(gw_client) => {
+            v4::request::AuthenticatorRequestData::Final(_) => Err(Self::Error::Conversion(
-                v4::request::AuthenticatorRequestData::Final(gw_client.into())
+                "mac hash breaking change".to_string(),
-            }
+            )),
-            v3::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => {
+            v4::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => Ok(
-                v4::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+                v3::request::AuthenticatorRequestData::QueryBandwidth(pub_key),
-            }
+            ),
-            v3::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => {
+            v4::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => Ok(
-                v4::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message.into())
+                v3::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message.into()),
-            }
+            ),
         }
     }
 }
@@ -46,12 +91,11 @@ impl From<v3::registration::InitMessage> for v4::registration::InitMessage {
     }
 }
 
-impl From<Box<v3::registration::FinalMessage>> for Box<v4::registration::FinalMessage> {
+impl From<v4::registration::InitMessage> for v3::registration::InitMessage {
-    fn from(gw_client: Box<v3::registration::FinalMessage>) -> Self {
+    fn from(init_msg: v4::registration::InitMessage) -> Self {
-        Box::new(v4::registration::FinalMessage {
+        Self {
-            gateway_client: gw_client.gateway_client.into(),
+            pub_key: init_msg.pub_key,
-            credential: gw_client.credential,
+        }
-        })
     }
 }
 
@@ -64,67 +108,26 @@ impl From<Box<v3::topup::TopUpMessage>> for Box<v4::topup::TopUpMessage> {
     }
 }
 
-impl From<v2::registration::GatewayClient> for v4::registration::GatewayClient {
+impl From<Box<v4::topup::TopUpMessage>> for Box<v3::topup::TopUpMessage> {
-    fn from(gw_client: v2::registration::GatewayClient) -> Self {
+    fn from(top_up_message: Box<v4::topup::TopUpMessage>) -> Self {
-        Self {
+        Box::new(v3::topup::TopUpMessage {
-            pub_key: gw_client.pub_key,
+            pub_key: top_up_message.pub_key,
-            private_ips: gw_client.private_ip.into(),
+            credential: top_up_message.credential,
-            mac: gw_client.mac.into(),
+        })
-        }
     }
 }
 
-impl From<v3::registration::GatewayClient> for v4::registration::GatewayClient {
+impl TryFrom<v3::response::AuthenticatorResponse> for v4::response::AuthenticatorResponse {
-    fn from(gw_client: v3::registration::GatewayClient) -> Self {
+    type Error = crate::Error;
-        Self {
+    fn try_from(value: v3::response::AuthenticatorResponse) -> Result<Self, Self::Error> {
-            pub_key: gw_client.pub_key,
+        Ok(Self {
-            private_ips: gw_client.private_ip.into(),
+            protocol: Protocol {
-            mac: gw_client.mac.into(),
+                version: 4,
-        }
+                service_provider_type: value.protocol.service_provider_type,
-    }
+            },
-}
+            data: value.data.try_into()?,
-
+            reply_to: value.reply_to,
-impl From<v4::registration::GatewayClient> for v3::registration::GatewayClient {
+        })
-    fn from(gw_client: v4::registration::GatewayClient) -> Self {
-        Self {
-            pub_key: gw_client.pub_key,
-            private_ip: gw_client.private_ips.ipv4.into(),
-            mac: gw_client.mac.into(),
-        }
-    }
-}
-
-impl From<v4::registration::GatewayClient> for v2::registration::GatewayClient {
-    fn from(gw_client: v4::registration::GatewayClient) -> Self {
-        Self {
-            pub_key: gw_client.pub_key,
-            private_ip: gw_client.private_ips.ipv4.into(),
-            mac: gw_client.mac.into(),
-        }
-    }
-}
-
-impl From<v2::registration::ClientMac> for v4::registration::ClientMac {
-    fn from(mac: v2::registration::ClientMac) -> Self {
-        Self::new(mac.to_vec())
-    }
-}
-
-impl From<v3::registration::ClientMac> for v4::registration::ClientMac {
-    fn from(mac: v3::registration::ClientMac) -> Self {
-        Self::new(mac.to_vec())
-    }
-}
-
-impl From<v4::registration::ClientMac> for v3::registration::ClientMac {
-    fn from(mac: v4::registration::ClientMac) -> Self {
-        Self::new(mac.to_vec())
-    }
-}
-
-impl From<v4::registration::ClientMac> for v2::registration::ClientMac {
-    fn from(mac: v4::registration::ClientMac) -> Self {
-        Self::new(mac.to_vec())
     }
 }
 
@@ -137,11 +140,40 @@ impl TryFrom<v4::response::AuthenticatorResponse> for v3::response::Authenticato
         Ok(Self {
             data: authenticator_response.data.try_into()?,
             reply_to: authenticator_response.reply_to,
-            protocol: authenticator_response.protocol,
+            protocol: Protocol {
+                version: 3,
+                service_provider_type: authenticator_response.protocol.service_provider_type,
+            },
         })
     }
 }
 
+impl TryFrom<v3::response::AuthenticatorResponseData> for v4::response::AuthenticatorResponseData {
+    type Error = crate::Error;
+    fn try_from(
+        authenticator_response_data: v3::response::AuthenticatorResponseData,
+    ) -> Result<Self, Self::Error> {
+        match authenticator_response_data {
+            v3::response::AuthenticatorResponseData::PendingRegistration(_) => Err(
+                Self::Error::Conversion("mac hash breaking change".to_string()),
+            ),
+
+            v3::response::AuthenticatorResponseData::Registered(registered_response) => Ok(
+                v4::response::AuthenticatorResponseData::Registered(registered_response.into()),
+            ),
+
+            v3::response::AuthenticatorResponseData::RemainingBandwidth(
+                remaining_bandwidth_response,
+            ) => Ok(v4::response::AuthenticatorResponseData::RemainingBandwidth(
+                remaining_bandwidth_response.into(),
+            )),
+            v3::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response) => Ok(
+                v4::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response.into()),
+            ),
+        }
+    }
+}
+
 impl TryFrom<v4::response::AuthenticatorResponseData> for v3::response::AuthenticatorResponseData {
     type Error = crate::Error;
 
@@ -149,13 +181,10 @@ impl TryFrom<v4::response::AuthenticatorResponseData> for v3::response::Authenti
         authenticator_response_data: v4::response::AuthenticatorResponseData,
     ) -> Result<Self, Self::Error> {
         match authenticator_response_data {
-            v4::response::AuthenticatorResponseData::PendingRegistration(
+            v4::response::AuthenticatorResponseData::PendingRegistration(_) => Err(
-                pending_registration_response,
+                Self::Error::Conversion("mac hash breaking change".to_string()),
-            ) => Ok(
-                v3::response::AuthenticatorResponseData::PendingRegistration(
-                    pending_registration_response.into(),
-                ),
             ),
+
             v4::response::AuthenticatorResponseData::Registered(registered_response) => Ok(
                 v3::response::AuthenticatorResponseData::Registered(registered_response.into()),
             ),
@@ -173,8 +202,8 @@ impl TryFrom<v4::response::AuthenticatorResponseData> for v3::response::Authenti
     }
 }
 
-impl From<v4::response::PendingRegistrationResponse> for v3::response::PendingRegistrationResponse {
+impl From<v4::response::RegisteredResponse> for v3::response::RegisteredResponse {
-    fn from(value: v4::response::PendingRegistrationResponse) -> Self {
+    fn from(value: v4::response::RegisteredResponse) -> Self {
         Self {
             request_id: value.request_id,
             reply_to: value.reply_to,
@@ -183,8 +212,8 @@ impl From<v4::response::PendingRegistrationResponse> for v3::response::PendingRe
     }
 }
 
-impl From<v4::response::RegisteredResponse> for v3::response::RegisteredResponse {
+impl From<v3::response::RegisteredResponse> for v4::response::RegisteredResponse {
-    fn from(value: v4::response::RegisteredResponse) -> Self {
+    fn from(value: v3::response::RegisteredResponse) -> Self {
         Self {
             request_id: value.request_id,
             reply_to: value.reply_to,
@@ -193,6 +222,16 @@ impl From<v4::response::RegisteredResponse> for v3::response::RegisteredResponse
     }
 }
 
+impl From<v3::response::RemainingBandwidthResponse> for v4::response::RemainingBandwidthResponse {
+    fn from(value: v3::response::RemainingBandwidthResponse) -> Self {
+        Self {
+            request_id: value.request_id,
+            reply_to: value.reply_to,
+            reply: value.reply.map(Into::into),
+        }
+    }
+}
+
 impl From<v4::response::RemainingBandwidthResponse> for v3::response::RemainingBandwidthResponse {
     fn from(value: v4::response::RemainingBandwidthResponse) -> Self {
         Self {
@@ -203,11 +242,31 @@ impl From<v4::response::RemainingBandwidthResponse> for v3::response::RemainingB
     }
 }
 
-impl From<v4::registration::RegistrationData> for v3::registration::RegistrationData {
+impl From<v3::response::TopUpBandwidthResponse> for v4::response::TopUpBandwidthResponse {
-    fn from(value: v4::registration::RegistrationData) -> Self {
+    fn from(value: v3::response::TopUpBandwidthResponse) -> Self {
         Self {
-            nonce: value.nonce,
+            request_id: value.request_id,
-            gateway_data: value.gateway_data.into(),
+            reply_to: value.reply_to,
+            reply: value.reply.into(),
+        }
+    }
+}
+
+impl From<v4::response::TopUpBandwidthResponse> for v3::response::TopUpBandwidthResponse {
+    fn from(value: v4::response::TopUpBandwidthResponse) -> Self {
+        Self {
+            request_id: value.request_id,
+            reply_to: value.reply_to,
+            reply: value.reply.into(),
+        }
+    }
+}
+
+impl From<v3::registration::RegistredData> for v4::registration::RegistredData {
+    fn from(value: v3::registration::RegistredData) -> Self {
+        Self {
+            pub_key: value.pub_key,
+            private_ips: value.private_ip.into(),
             wg_port: value.wg_port,
         }
     }
@@ -223,6 +282,14 @@ impl From<v4::registration::RegistredData> for v3::registration::RegistredData {
     }
 }
 
+impl From<v3::registration::RemainingBandwidthData> for v4::registration::RemainingBandwidthData {
+    fn from(value: v3::registration::RemainingBandwidthData) -> Self {
+        Self {
+            available_bandwidth: value.available_bandwidth,
+        }
+    }
+}
+
 impl From<v4::registration::RemainingBandwidthData> for v3::registration::RemainingBandwidthData {
     fn from(value: v4::registration::RemainingBandwidthData) -> Self {
         Self {
@@ -230,3 +297,441 @@ impl From<v4::registration::RemainingBandwidthData> for v3::registration::Remain
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use std::{
+        net::{Ipv4Addr, Ipv6Addr},
+        str::FromStr,
+    };
+
+    use nym_credentials_interface::CredentialSpendingData;
+    use nym_crypto::asymmetric::encryption::PrivateKey;
+    use nym_sphinx::addressing::Recipient;
+    use nym_wireguard_types::PeerPublicKey;
+    use x25519_dalek::PublicKey;
+
+    use super::*;
+    use crate::util::tests::{CREDENTIAL_BYTES, RECIPIENT};
+
+    #[test]
+    fn upgrade_initial_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v3::request::AuthenticatorRequest::new_initial_request(
+            v3::registration::InitMessage::new(pub_key),
+            reply_to,
+        );
+        let upgraded_msg = v4::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 4,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v4::request::AuthenticatorRequestData::Initial(v4::registration::InitMessage {
+                pub_key
+            })
+        );
+    }
+
+    #[test]
+    fn downgrade_initial_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v4::request::AuthenticatorRequest::new_initial_request(
+            v4::registration::InitMessage::new(pub_key),
+            reply_to,
+        );
+        let downgraded_msg = v3::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v3::request::AuthenticatorRequestData::Initial(v3::registration::InitMessage {
+                pub_key
+            })
+        );
+    }
+
+    #[test]
+    fn upgrade_final_req() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let nonce = 42;
+        let gateway_client = v3::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            ipv4.into(),
+            nonce,
+        );
+        let credential = Some(CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap());
+        let final_message = v3::registration::FinalMessage {
+            gateway_client,
+            credential: credential.clone(),
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v3::request::AuthenticatorRequest::new_final_request(final_message, reply_to);
+        assert!(v4::request::AuthenticatorRequest::try_from(msg).is_err());
+    }
+
+    #[test]
+    fn downgrade_final_req() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let private_ips =
+            v4::registration::IpPair::new(ipv4, Ipv6Addr::from_str("fc01::10").unwrap());
+        let nonce = 42;
+        let gateway_client = v4::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            private_ips,
+            nonce,
+        );
+        let credential = Some(CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap());
+        let final_message = v4::registration::FinalMessage {
+            gateway_client,
+            credential: credential.clone(),
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v4::request::AuthenticatorRequest::new_final_request(final_message, reply_to);
+        assert!(v3::request::AuthenticatorRequest::try_from(msg).is_err());
+    }
+
+    #[test]
+    fn upgrade_query_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v3::request::AuthenticatorRequest::new_query_request(pub_key, reply_to);
+        let upgraded_msg = v4::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 4,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v4::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+        );
+    }
+
+    #[test]
+    fn downgrade_query_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v4::request::AuthenticatorRequest::new_query_request(pub_key, reply_to);
+        let downgraded_msg = v3::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v3::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+        );
+    }
+
+    #[test]
+    fn downgrade_topup_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let credential = CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap();
+        let top_up_message = v4::topup::TopUpMessage {
+            pub_key,
+            credential: credential.clone(),
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v4::request::AuthenticatorRequest::new_topup_request(top_up_message, reply_to);
+        let downgraded_msg = v3::request::AuthenticatorRequest::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v3::request::AuthenticatorRequestData::TopUpBandwidth(Box::new(
+                v3::topup::TopUpMessage {
+                    pub_key,
+                    credential
+                }
+            ))
+        );
+    }
+
+    #[test]
+    fn upgrade_pending_reg_resp() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let nonce = 42;
+        let wg_port = 51822;
+        let gateway_data = v3::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            ipv4.into(),
+            nonce,
+        );
+        let registration_data = v3::registration::RegistrationData {
+            nonce,
+            gateway_data,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_pending_registration_success(
+            registration_data,
+            request_id,
+            reply_to,
+        );
+        assert!(v4::response::AuthenticatorResponse::try_from(msg).is_err());
+    }
+
+    #[test]
+    fn downgrade_pending_reg_resp() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let private_ips =
+            v4::registration::IpPair::new(ipv4, Ipv6Addr::from_str("fc01::10").unwrap());
+        let nonce = 42;
+        let wg_port = 51822;
+        let gateway_data = v4::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            private_ips,
+            nonce,
+        );
+        let registration_data = v4::registration::RegistrationData {
+            nonce,
+            gateway_data,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_pending_registration_success(
+            registration_data,
+            request_id,
+            reply_to,
+        );
+        assert!(v3::response::AuthenticatorResponse::try_from(msg).is_err());
+    }
+
+    #[test]
+    fn upgrade_registered_resp() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let ipv4 = Ipv4Addr::from_str("10.1.10.10").unwrap();
+        let private_ips =
+            v4::registration::IpPair::new(ipv4, Ipv6Addr::from_str("fc01::a0a").unwrap());
+        let wg_port = 51822;
+        let registred_data = v3::registration::RegistredData {
+            pub_key,
+            private_ip: ipv4.into(),
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_registered(
+            registred_data,
+            reply_to,
+            request_id,
+        );
+        let upgraded_msg = v4::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 4,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v4::response::AuthenticatorResponseData::Registered(v4::response::RegisteredResponse {
+                request_id,
+                reply_to,
+                reply: v4::registration::RegistredData {
+                    wg_port,
+                    pub_key,
+                    private_ips
+                }
+            })
+        );
+    }
+
+    #[test]
+    fn downgrade_registered_resp() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let private_ips =
+            v4::registration::IpPair::new(ipv4, Ipv6Addr::from_str("fc01::10").unwrap());
+        let wg_port = 51822;
+        let registred_data = v4::registration::RegistredData {
+            pub_key,
+            private_ips,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_registered(
+            registred_data,
+            reply_to,
+            request_id,
+        );
+        let downgraded_msg = v3::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v3::response::AuthenticatorResponseData::Registered(v3::response::RegisteredResponse {
+                request_id,
+                reply_to,
+                reply: v3::registration::RegistredData {
+                    wg_port,
+                    pub_key,
+                    private_ip: ipv4.into()
+                }
+            })
+        );
+    }
+
+    #[test]
+    fn upgrade_remaining_bandwidth_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = Some(v3::registration::RemainingBandwidthData {
+            available_bandwidth,
+        });
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v3::response::AuthenticatorResponse::new_remaining_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        let upgraded_msg = v4::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 4,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v4::response::AuthenticatorResponseData::RemainingBandwidth(
+                v4::response::RemainingBandwidthResponse {
+                    request_id,
+                    reply_to,
+                    reply: Some(v4::registration::RemainingBandwidthData {
+                        available_bandwidth,
+                    })
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn downgrade_remaining_bandwidth_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = Some(v4::registration::RemainingBandwidthData {
+            available_bandwidth,
+        });
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_remaining_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        let downgraded_msg = v3::response::AuthenticatorResponse::try_from(msg).unwrap();
+
+        assert_eq!(
+            downgraded_msg.protocol,
+            Protocol {
+                version: 3,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            downgraded_msg.data,
+            v3::response::AuthenticatorResponseData::RemainingBandwidth(
+                v3::response::RemainingBandwidthResponse {
+                    request_id,
+                    reply_to,
+                    reply: Some(v3::registration::RemainingBandwidthData {
+                        available_bandwidth,
+                    })
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn downgrade_topup_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = v4::registration::RemainingBandwidthData {
+            available_bandwidth,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_topup_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        assert!(v3::response::AuthenticatorResponse::try_from(msg).is_err());
+    }
+}

common/authenticator-requests/src/v4/registration.rs

@@ -15,7 +15,7 @@ use std::{fmt, ops::Deref, str::FromStr};
 #[cfg(feature = "verify")]
 use hmac::{Hmac, Mac};
 #[cfg(feature = "verify")]
-use nym_crypto::asymmetric::encryption::PrivateKey;
+use nym_crypto::asymmetric::encryption::{PrivateKey, PublicKey};
 #[cfg(feature = "verify")]
 use sha2::Sha256;
 
@@ -28,7 +28,7 @@ pub type HmacSha256 = Hmac<Sha256>;
 pub type Nonce = u64;
 pub type Taken = Option<SystemTime>;
 
-pub const BANDWIDTH_CAP_PER_DAY: u64 = 1024 * 1024 * 1024; // 1 GB
+pub const BANDWIDTH_CAP_PER_DAY: u64 = 250 * 1024 * 1024 * 1024; // 250 GB
 
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
 pub struct IpPair {
@@ -60,7 +60,7 @@ impl From<IpAddr> for IpPair {
             std::net::IpAddr::V4(ipv4_addr) => (ipv4_addr.octets()[2], ipv4_addr.octets()[3]),
             std::net::IpAddr::V6(ipv6_addr) => (ipv6_addr.octets()[14], ipv6_addr.octets()[15]),
         };
-        let last_bytes = (before_last_byte as u16) << 8 | last_byte as u16;
+        let last_bytes = ((before_last_byte as u16) << 8) | last_byte as u16;
         let ipv4 = Ipv4Addr::new(
             WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[0],
             WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[1],
@@ -81,7 +81,7 @@ impl From<IpAddr> for IpPair {
     }
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct InitMessage {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,
@@ -93,7 +93,7 @@ impl InitMessage {
     }
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct FinalMessage {
     /// Gateway client data
     pub gateway_client: GatewayClient,
@@ -102,28 +102,28 @@ pub struct FinalMessage {
     pub credential: Option<CredentialSpendingData>,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RegistrationData {
     pub nonce: u64,
     pub gateway_data: GatewayClient,
     pub wg_port: u16,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ips: IpPair,
     pub wg_port: u16,
 }
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct RemainingBandwidthData {
     pub available_bandwidth: i64,
 }
 
 /// Client that wants to register sends its PublicKey bytes mac digest encrypted with a DH shared secret.
 /// Gateway/Nym node can then verify pub_key payload using the same process
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct GatewayClient {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,
@@ -143,16 +143,14 @@ impl GatewayClient {
         private_ips: IpPair,
         nonce: u64,
     ) -> Self {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        let local_public = PublicKey::from(local_secret);
-        #[allow(clippy::expect_used)]
+        let remote_public = PublicKey::from(remote_public);
-        let static_secret = x25519_dalek::StaticSecret::from(local_secret.to_bytes());
-        let local_public: x25519_dalek::PublicKey = (&static_secret).into();
 
-        let dh = static_secret.diffie_hellman(&remote_public);
+        let dh = local_secret.diffie_hellman(&remote_public);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
-        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
+        let mut mac = HmacSha256::new_from_slice(&dh[..])
             .expect("x25519 shared secret is always 32 bytes long");
 
         mac.update(local_public.as_bytes());
@@ -160,7 +158,7 @@ impl GatewayClient {
         mac.update(&nonce.to_le_bytes());
 
         GatewayClient {
-            pub_key: PeerPublicKey::new(local_public),
+            pub_key: PeerPublicKey::new(local_public.into()),
             private_ips,
             mac: ClientMac(mac.finalize().into_bytes().to_vec()),
         }
@@ -170,11 +168,8 @@ impl GatewayClient {
     // Client should perform this step when generating its payload, using its own WG PK
     #[cfg(feature = "verify")]
     pub fn verify(&self, gateway_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        // convert from 1.0 x25519-dalek private key into 2.0 x25519-dalek
+        // use gateways key as a ref to an x25519_dalek key
-        #[allow(clippy::expect_used)]
+        let dh = (gateway_key.as_ref()).diffie_hellman(&self.pub_key);
-        let static_secret = x25519_dalek::StaticSecret::from(gateway_key.to_bytes());
-
-        let dh = static_secret.diffie_hellman(&self.pub_key);
 
         // TODO: change that to use our nym_crypto::hmac module instead
         #[allow(clippy::expect_used)]
@@ -199,7 +194,7 @@ impl GatewayClient {
 
 // TODO: change the inner type into generic array of size HmacSha256::OutputSize
 // TODO2: rely on our internal crypto/hmac
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq)]
 pub struct ClientMac(Vec<u8>);
 
 impl fmt::Display for ClientMac {

common/authenticator-requests/src/v4/request.rs

@@ -20,7 +20,7 @@ fn generate_random() -> u64 {
     rng.next_u64()
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct AuthenticatorRequest {
     pub protocol: Protocol,
     pub data: AuthenticatorRequestData,
@@ -106,7 +106,7 @@ impl AuthenticatorRequest {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub enum AuthenticatorRequestData {
     Initial(InitMessage),
     Final(Box<FinalMessage>),

common/authenticator-requests/src/v4/response.rs

@@ -10,7 +10,7 @@ use crate::make_bincode_serializer;
 
 use super::VERSION;
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct AuthenticatorResponse {
     pub protocol: Protocol,
     pub data: AuthenticatorResponseData,
@@ -120,7 +120,7 @@ impl AuthenticatorResponse {
     }
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub enum AuthenticatorResponseData {
     PendingRegistration(PendingRegistrationResponse),
     Registered(RegisteredResponse),
@@ -128,28 +128,28 @@ pub enum AuthenticatorResponseData {
     TopUpBandwidth(TopUpBandwidthResponse),
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct PendingRegistrationResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: RegistrationData,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: RegistredData,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RemainingBandwidthResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
     pub reply: Option<RemainingBandwidthData>,
 }
 
-#[derive(Clone, Debug, Serialize, Deserialize)]
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct TopUpBandwidthResponse {
     pub request_id: u64,
     pub reply_to: Recipient,

common/authenticator-requests/src/v4/topup.rs

@@ -5,7 +5,7 @@ use nym_credentials_interface::CredentialSpendingData;
 use nym_wireguard_types::PeerPublicKey;
 use serde::{Deserialize, Serialize};
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub struct TopUpMessage {
     /// Base64 encoded x25519 public key
     pub pub_key: PeerPublicKey,

common/authenticator-requests/src/v5/conversion.rs

@@ -0,0 +1,478 @@
+// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
+
+use crate::{v4, v5};
+
+impl From<v4::request::AuthenticatorRequest> for v5::request::AuthenticatorRequest {
+    fn from(authenticator_request: v4::request::AuthenticatorRequest) -> Self {
+        Self {
+            protocol: Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator,
+            },
+            data: authenticator_request.data.into(),
+            request_id: authenticator_request.request_id,
+        }
+    }
+}
+
+impl From<v4::request::AuthenticatorRequestData> for v5::request::AuthenticatorRequestData {
+    fn from(authenticator_request_data: v4::request::AuthenticatorRequestData) -> Self {
+        match authenticator_request_data {
+            v4::request::AuthenticatorRequestData::Initial(init_msg) => {
+                v5::request::AuthenticatorRequestData::Initial(init_msg.into())
+            }
+            v4::request::AuthenticatorRequestData::Final(final_msg) => {
+                v5::request::AuthenticatorRequestData::Final(Box::new((*final_msg).into()))
+            }
+            v4::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => {
+                v5::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+            }
+            v4::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => {
+                v5::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message.into())
+            }
+        }
+    }
+}
+
+impl From<v4::registration::InitMessage> for v5::registration::InitMessage {
+    fn from(init_msg: v4::registration::InitMessage) -> Self {
+        Self {
+            pub_key: init_msg.pub_key,
+        }
+    }
+}
+
+impl From<v4::registration::FinalMessage> for v5::registration::FinalMessage {
+    fn from(final_msg: v4::registration::FinalMessage) -> Self {
+        Self {
+            gateway_client: final_msg.gateway_client.into(),
+            credential: final_msg.credential,
+        }
+    }
+}
+
+impl From<v4::registration::GatewayClient> for v5::registration::GatewayClient {
+    fn from(gateway_client: v4::registration::GatewayClient) -> Self {
+        Self {
+            pub_key: gateway_client.pub_key,
+            private_ips: gateway_client.private_ips.into(),
+            mac: gateway_client.mac.into(),
+        }
+    }
+}
+
+impl From<v5::registration::GatewayClient> for v4::registration::GatewayClient {
+    fn from(gateway_client: v5::registration::GatewayClient) -> Self {
+        Self {
+            pub_key: gateway_client.pub_key,
+            private_ips: gateway_client.private_ips.into(),
+            mac: gateway_client.mac.into(),
+        }
+    }
+}
+
+impl From<v4::registration::ClientMac> for v5::registration::ClientMac {
+    fn from(client_mac: v4::registration::ClientMac) -> Self {
+        Self::new((*client_mac).clone())
+    }
+}
+
+impl From<v5::registration::ClientMac> for v4::registration::ClientMac {
+    fn from(client_mac: v5::registration::ClientMac) -> Self {
+        Self::new((*client_mac).clone())
+    }
+}
+
+impl From<Box<v4::topup::TopUpMessage>> for Box<v5::topup::TopUpMessage> {
+    fn from(top_up_message: Box<v4::topup::TopUpMessage>) -> Self {
+        Box::new(v5::topup::TopUpMessage {
+            pub_key: top_up_message.pub_key,
+            credential: top_up_message.credential,
+        })
+    }
+}
+
+impl From<v4::response::AuthenticatorResponse> for v5::response::AuthenticatorResponse {
+    fn from(value: v4::response::AuthenticatorResponse) -> Self {
+        Self {
+            protocol: Protocol {
+                version: 5,
+                service_provider_type: value.protocol.service_provider_type,
+            },
+            data: value.data.into(),
+        }
+    }
+}
+
+impl From<v4::response::AuthenticatorResponseData> for v5::response::AuthenticatorResponseData {
+    fn from(authenticator_response_data: v4::response::AuthenticatorResponseData) -> Self {
+        match authenticator_response_data {
+            v4::response::AuthenticatorResponseData::PendingRegistration(pending_response) => {
+                v5::response::AuthenticatorResponseData::PendingRegistration(
+                    pending_response.into(),
+                )
+            }
+            v4::response::AuthenticatorResponseData::Registered(registered_response) => {
+                v5::response::AuthenticatorResponseData::Registered(registered_response.into())
+            }
+            v4::response::AuthenticatorResponseData::RemainingBandwidth(
+                remaining_bandwidth_response,
+            ) => v5::response::AuthenticatorResponseData::RemainingBandwidth(
+                remaining_bandwidth_response.into(),
+            ),
+            v4::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response) => {
+                v5::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response.into())
+            }
+        }
+    }
+}
+
+impl From<v4::response::RegisteredResponse> for v5::response::RegisteredResponse {
+    fn from(value: v4::response::RegisteredResponse) -> Self {
+        Self {
+            request_id: value.request_id,
+            reply: value.reply.into(),
+        }
+    }
+}
+
+impl From<v4::response::PendingRegistrationResponse> for v5::response::PendingRegistrationResponse {
+    fn from(value: v4::response::PendingRegistrationResponse) -> Self {
+        Self {
+            request_id: value.request_id,
+            reply: value.reply.into(),
+        }
+    }
+}
+
+impl From<v4::registration::RegistrationData> for v5::registration::RegistrationData {
+    fn from(value: v4::registration::RegistrationData) -> Self {
+        Self {
+            nonce: value.nonce,
+            gateway_data: value.gateway_data.into(),
+            wg_port: value.wg_port,
+        }
+    }
+}
+
+impl From<v5::registration::RegistrationData> for v4::registration::RegistrationData {
+    fn from(value: v5::registration::RegistrationData) -> Self {
+        Self {
+            nonce: value.nonce,
+            gateway_data: value.gateway_data.into(),
+            wg_port: value.wg_port,
+        }
+    }
+}
+
+impl From<v4::response::RemainingBandwidthResponse> for v5::response::RemainingBandwidthResponse {
+    fn from(value: v4::response::RemainingBandwidthResponse) -> Self {
+        Self {
+            request_id: value.request_id,
+            reply: value.reply.map(Into::into),
+        }
+    }
+}
+
+impl From<v4::response::TopUpBandwidthResponse> for v5::response::TopUpBandwidthResponse {
+    fn from(value: v4::response::TopUpBandwidthResponse) -> Self {
+        Self {
+            request_id: value.request_id,
+            reply: value.reply.into(),
+        }
+    }
+}
+
+impl From<v4::registration::RegistredData> for v5::registration::RegistredData {
+    fn from(value: v4::registration::RegistredData) -> Self {
+        Self {
+            pub_key: value.pub_key,
+            private_ips: value.private_ips.into(),
+            wg_port: value.wg_port,
+        }
+    }
+}
+
+impl From<v4::registration::RemainingBandwidthData> for v5::registration::RemainingBandwidthData {
+    fn from(value: v4::registration::RemainingBandwidthData) -> Self {
+        Self {
+            available_bandwidth: value.available_bandwidth,
+        }
+    }
+}
+
+impl From<v4::registration::IpPair> for v5::registration::IpPair {
+    fn from(value: v4::registration::IpPair) -> Self {
+        Self {
+            ipv4: value.ipv4,
+            ipv6: value.ipv6,
+        }
+    }
+}
+
+impl From<v5::registration::IpPair> for v4::registration::IpPair {
+    fn from(value: v5::registration::IpPair) -> Self {
+        Self {
+            ipv4: value.ipv4,
+            ipv6: value.ipv6,
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use std::{
+        net::{Ipv4Addr, Ipv6Addr},
+        str::FromStr,
+    };
+
+    use nym_credentials_interface::CredentialSpendingData;
+    use nym_crypto::asymmetric::encryption::PrivateKey;
+    use nym_sphinx::addressing::Recipient;
+    use nym_wireguard_types::PeerPublicKey;
+    use x25519_dalek::PublicKey;
+
+    use super::*;
+    use crate::{
+        util::tests::{CREDENTIAL_BYTES, RECIPIENT},
+        v4,
+    };
+
+    #[test]
+    fn upgrade_initial_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v4::request::AuthenticatorRequest::new_initial_request(
+            v4::registration::InitMessage::new(pub_key),
+            reply_to,
+        );
+        let upgraded_msg = v5::request::AuthenticatorRequest::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v5::request::AuthenticatorRequestData::Initial(v5::registration::InitMessage {
+                pub_key
+            })
+        );
+    }
+
+    #[test]
+    fn upgrade_final_req() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let ipv6 = Ipv6Addr::from_str("fc01::a0a").unwrap();
+        let ips = v4::registration::IpPair::new(ipv4, ipv6);
+        let nonce = 42;
+        let gateway_client = v4::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            ips,
+            nonce,
+        );
+        let credential = Some(CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap());
+        let final_message = v4::registration::FinalMessage {
+            gateway_client: gateway_client.clone(),
+            credential: credential.clone(),
+        };
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) =
+            v4::request::AuthenticatorRequest::new_final_request(final_message, reply_to);
+        let upgraded_msg = v5::request::AuthenticatorRequest::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v5::request::AuthenticatorRequestData::Final(Box::new(
+                v5::registration::FinalMessage {
+                    gateway_client: v5::registration::GatewayClient::new(
+                        &local_secret,
+                        (&remote_secret).into(),
+                        v5::registration::IpPair::new(ipv4, ipv6),
+                        nonce
+                    ),
+                    credential
+                }
+            ))
+        );
+    }
+
+    #[test]
+    fn upgrade_query_req() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let (msg, _) = v4::request::AuthenticatorRequest::new_query_request(pub_key, reply_to);
+        let upgraded_msg = v5::request::AuthenticatorRequest::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v5::request::AuthenticatorRequestData::QueryBandwidth(pub_key)
+        );
+    }
+
+    #[test]
+    fn upgrade_pending_reg_resp() {
+        let mut rng = rand::thread_rng();
+
+        let local_secret = PrivateKey::new(&mut rng);
+        let remote_secret = x25519_dalek::StaticSecret::random_from_rng(&mut rng);
+        let ipv4 = Ipv4Addr::from_str("10.10.10.10").unwrap();
+        let ipv6 = Ipv6Addr::from_str("fc01::a0a").unwrap();
+        let ips = v4::registration::IpPair::new(ipv4, ipv6);
+        let nonce = 42;
+        let wg_port = 51822;
+        let gateway_data = v4::registration::GatewayClient::new(
+            &local_secret,
+            (&remote_secret).into(),
+            ips,
+            nonce,
+        );
+        let registration_data = v4::registration::RegistrationData {
+            nonce,
+            gateway_data,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_pending_registration_success(
+            registration_data,
+            request_id,
+            reply_to,
+        );
+        let upgraded_msg = v5::response::AuthenticatorResponse::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+
+        assert_eq!(
+            upgraded_msg.data,
+            v5::response::AuthenticatorResponseData::PendingRegistration(
+                v5::response::PendingRegistrationResponse {
+                    request_id,
+                    reply: v5::registration::RegistrationData {
+                        nonce,
+                        gateway_data: v5::registration::GatewayClient::new(
+                            &local_secret,
+                            (&remote_secret).into(),
+                            v5::registration::IpPair::new(ipv4, ipv6),
+                            nonce
+                        ),
+                        wg_port
+                    }
+                }
+            )
+        );
+    }
+
+    #[test]
+    fn upgrade_registered_resp() {
+        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
+        let ipv4 = Ipv4Addr::from_str("10.1.10.10").unwrap();
+        let ipv6 = Ipv6Addr::from_str("fc01::a0a").unwrap();
+        let private_ips = v4::registration::IpPair::new(ipv4, ipv6);
+        let wg_port = 51822;
+        let registred_data = v4::registration::RegistredData {
+            pub_key,
+            private_ips,
+            wg_port,
+        };
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_registered(
+            registred_data,
+            reply_to,
+            request_id,
+        );
+        let upgraded_msg = v5::response::AuthenticatorResponse::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v5::response::AuthenticatorResponseData::Registered(v5::response::RegisteredResponse {
+                request_id,
+                reply: v5::registration::RegistredData {
+                    wg_port,
+                    pub_key,
+                    private_ips: v5::registration::IpPair::new(ipv4, ipv6)
+                }
+            })
+        );
+    }
+
+    #[test]
+    fn upgrade_remaining_bandwidth_resp() {
+        let available_bandwidth = 42;
+        let remaining_bandwidth_data = Some(v4::registration::RemainingBandwidthData {
+            available_bandwidth,
+        });
+        let request_id = 123;
+        let reply_to = Recipient::try_from_base58_string(RECIPIENT).unwrap();
+
+        let msg = v4::response::AuthenticatorResponse::new_remaining_bandwidth(
+            remaining_bandwidth_data,
+            reply_to,
+            request_id,
+        );
+        let upgraded_msg = v5::response::AuthenticatorResponse::from(msg);
+
+        assert_eq!(
+            upgraded_msg.protocol,
+            Protocol {
+                version: 5,
+                service_provider_type: ServiceProviderType::Authenticator
+            }
+        );
+        assert_eq!(
+            upgraded_msg.data,
+            v5::response::AuthenticatorResponseData::RemainingBandwidth(
+                v5::response::RemainingBandwidthResponse {
+                    request_id,
+                    reply: Some(v5::registration::RemainingBandwidthData {
+                        available_bandwidth,
+                    })
+                }
+            )
+        );
+    }
+}

common/authenticator-requests/src/v5/mod.rs

@@ -0,0 +1,10 @@
+// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+pub mod conversion;
+pub mod registration;
+pub mod request;
+pub mod response;
+pub mod topup;
+
+pub const VERSION: u8 = 5;

common/authenticator-requests/src/v5/registration.rs

@@ -0,0 +1,282 @@
+// -2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use crate::error::Error;
+use base64::{engine::general_purpose, Engine};
+use nym_credentials_interface::CredentialSpendingData;
+use nym_network_defaults::constants::{WG_TUN_DEVICE_IP_ADDRESS_V4, WG_TUN_DEVICE_IP_ADDRESS_V6};
+use nym_wireguard_types::PeerPublicKey;
+use serde::{Deserialize, Serialize};
+use std::collections::HashMap;
+use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+use std::time::SystemTime;
+use std::{fmt, ops::Deref, str::FromStr};
+
+#[cfg(feature = "verify")]
+use hmac::{Hmac, Mac};
+#[cfg(feature = "verify")]
+use nym_crypto::asymmetric::encryption::{PrivateKey, PublicKey};
+#[cfg(feature = "verify")]
+use sha2::Sha256;
+
+pub type PendingRegistrations = HashMap<PeerPublicKey, RegistrationData>;
+pub type PrivateIPs = HashMap<IpPair, Taken>;
+
+#[cfg(feature = "verify")]
+pub type HmacSha256 = Hmac<Sha256>;
+
+pub type Nonce = u64;
+pub type Taken = Option<SystemTime>;
+
+pub const BANDWIDTH_CAP_PER_DAY: u64 = 250 * 1024 * 1024 * 1024; // 250 GB
+
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
+pub struct IpPair {
+    pub ipv4: Ipv4Addr,
+    pub ipv6: Ipv6Addr,
+}
+
+impl IpPair {
+    pub fn new(ipv4: Ipv4Addr, ipv6: Ipv6Addr) -> Self {
+        IpPair { ipv4, ipv6 }
+    }
+}
+
+impl From<(Ipv4Addr, Ipv6Addr)> for IpPair {
+    fn from((ipv4, ipv6): (Ipv4Addr, Ipv6Addr)) -> Self {
+        IpPair { ipv4, ipv6 }
+    }
+}
+
+impl fmt::Display for IpPair {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "({}, {})", self.ipv4, self.ipv6)
+    }
+}
+
+impl From<IpAddr> for IpPair {
+    fn from(value: IpAddr) -> Self {
+        let (before_last_byte, last_byte) = match value {
+            std::net::IpAddr::V4(ipv4_addr) => (ipv4_addr.octets()[2], ipv4_addr.octets()[3]),
+            std::net::IpAddr::V6(ipv6_addr) => (ipv6_addr.octets()[14], ipv6_addr.octets()[15]),
+        };
+        let last_bytes = ((before_last_byte as u16) << 8) | last_byte as u16;
+        let ipv4 = Ipv4Addr::new(
+            WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[0],
+            WG_TUN_DEVICE_IP_ADDRESS_V4.octets()[1],
+            before_last_byte,
+            last_byte,
+        );
+        let ipv6 = Ipv6Addr::new(
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[0],
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[1],
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[2],
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[3],
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[4],
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[5],
+            WG_TUN_DEVICE_IP_ADDRESS_V6.segments()[6],
+            last_bytes,
+        );
+        IpPair::new(ipv4, ipv6)
+    }
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct InitMessage {
+    /// Base64 encoded x25519 public key
+    pub pub_key: PeerPublicKey,
+}
+
+impl InitMessage {
+    pub fn new(pub_key: PeerPublicKey) -> Self {
+        InitMessage { pub_key }
+    }
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct FinalMessage {
+    /// Gateway client data
+    pub gateway_client: GatewayClient,
+
+    /// Ecash credential
+    pub credential: Option<CredentialSpendingData>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct RegistrationData {
+    pub nonce: u64,
+    pub gateway_data: GatewayClient,
+    pub wg_port: u16,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct RegistredData {
+    pub pub_key: PeerPublicKey,
+    pub private_ips: IpPair,
+    pub wg_port: u16,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct RemainingBandwidthData {
+    pub available_bandwidth: i64,
+}
+
+/// Client that wants to register sends its PublicKey bytes mac digest encrypted with a DH shared secret.
+/// Gateway/Nym node can then verify pub_key payload using the same process
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct GatewayClient {
+    /// Base64 encoded x25519 public key
+    pub pub_key: PeerPublicKey,
+
+    /// Assigned private IPs (v4 and v6)
+    pub private_ips: IpPair,
+
+    /// Sha256 hmac on the data (alongside the prior nonce)
+    pub mac: ClientMac,
+}
+
+impl GatewayClient {
+    #[cfg(feature = "verify")]
+    pub fn new(
+        local_secret: &PrivateKey,
+        remote_public: x25519_dalek::PublicKey,
+        private_ips: IpPair,
+        nonce: u64,
+    ) -> Self {
+        let local_public = PublicKey::from(local_secret);
+        let remote_public = PublicKey::from(remote_public);
+
+        let dh = local_secret.diffie_hellman(&remote_public);
+
+        // TODO: change that to use our nym_crypto::hmac module instead
+        #[allow(clippy::expect_used)]
+        let mut mac = HmacSha256::new_from_slice(&dh[..])
+            .expect("x25519 shared secret is always 32 bytes long");
+
+        mac.update(local_public.as_bytes());
+        mac.update(private_ips.to_string().as_bytes());
+        mac.update(&nonce.to_le_bytes());
+
+        GatewayClient {
+            pub_key: PeerPublicKey::new(local_public.into()),
+            private_ips,
+            mac: ClientMac(mac.finalize().into_bytes().to_vec()),
+        }
+    }
+
+    // Reusable secret should be gateways Wireguard PK
+    // Client should perform this step when generating its payload, using its own WG PK
+    #[cfg(feature = "verify")]
+    pub fn verify(&self, gateway_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
+        // use gateways key as a ref to an x25519_dalek key
+        let dh = (gateway_key.as_ref()).diffie_hellman(&self.pub_key);
+
+        // TODO: change that to use our nym_crypto::hmac module instead
+        #[allow(clippy::expect_used)]
+        let mut mac = HmacSha256::new_from_slice(dh.as_bytes())
+            .expect("x25519 shared secret is always 32 bytes long");
+
+        mac.update(self.pub_key.as_bytes());
+        mac.update(self.private_ips.to_string().as_bytes());
+        mac.update(&nonce.to_le_bytes());
+
+        mac.verify_slice(&self.mac)
+            .map_err(|source| Error::FailedClientMacVerification {
+                client: self.pub_key.to_string(),
+                source,
+            })
+    }
+
+    pub fn pub_key(&self) -> PeerPublicKey {
+        self.pub_key
+    }
+}
+
+// TODO: change the inner type into generic array of size HmacSha256::OutputSize
+// TODO2: rely on our internal crypto/hmac
+#[derive(Debug, Clone, PartialEq)]
+pub struct ClientMac(Vec<u8>);
+
+impl fmt::Display for ClientMac {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "{}", general_purpose::STANDARD.encode(&self.0))
+    }
+}
+
+impl ClientMac {
+    #[allow(dead_code)]
+    pub fn new(mac: Vec<u8>) -> Self {
+        ClientMac(mac)
+    }
+}
+
+impl Deref for ClientMac {
+    type Target = Vec<u8>;
+
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl FromStr for ClientMac {
+    type Err = Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mac_bytes: Vec<u8> =
+            general_purpose::STANDARD
+                .decode(s)
+                .map_err(|source| Error::MalformedClientMac {
+                    mac: s.to_string(),
+                    source,
+                })?;
+
+        Ok(ClientMac(mac_bytes))
+    }
+}
+
+impl Serialize for ClientMac {
+    fn serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
+        let encoded_key = general_purpose::STANDARD.encode(self.0.clone());
+        serializer.serialize_str(&encoded_key)
+    }
+}
+
+impl<'de> Deserialize<'de> for ClientMac {
+    fn deserialize<D: serde::Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
+        let encoded_key = String::deserialize(deserializer)?;
+        ClientMac::from_str(&encoded_key).map_err(serde::de::Error::custom)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use nym_crypto::asymmetric::encryption;
+
+    #[test]
+    fn create_ip_pair() {
+        let ipv4: IpAddr = Ipv4Addr::from_str("10.1.10.50").unwrap().into();
+        let ipv6: IpAddr = Ipv6Addr::from_str("fc01::0a32").unwrap().into();
+
+        assert_eq!(IpPair::from(ipv4), IpPair::from(ipv6));
+    }
+
+    #[test]
+    #[cfg(feature = "verify")]
+    fn client_request_roundtrip() {
+        let mut rng = rand::thread_rng();
+
+        let gateway_key_pair = encryption::KeyPair::new(&mut rng);
+        let client_key_pair = encryption::KeyPair::new(&mut rng);
+
+        let nonce = 1234567890;
+
+        let client = GatewayClient::new(
+            client_key_pair.private_key(),
+            x25519_dalek::PublicKey::from(gateway_key_pair.public_key().to_bytes()),
+            IpPair::new("10.0.0.42".parse().unwrap(), "fc00::42".parse().unwrap()),
+            nonce,
+        );
+        assert!(client.verify(gateway_key_pair.private_key(), nonce).is_ok())
+    }
+}

common/authenticator-requests/src/v5/request.rs

@@ -0,0 +1,132 @@
+// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use super::{
+    registration::{FinalMessage, InitMessage},
+    topup::TopUpMessage,
+};
+use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
+use nym_wireguard_types::PeerPublicKey;
+use serde::{Deserialize, Serialize};
+
+use crate::make_bincode_serializer;
+
+use super::VERSION;
+
+fn generate_random() -> u64 {
+    use rand::RngCore;
+    let mut rng = rand::rngs::OsRng;
+    rng.next_u64()
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct AuthenticatorRequest {
+    pub protocol: Protocol,
+    pub data: AuthenticatorRequestData,
+    pub request_id: u64,
+}
+
+impl AuthenticatorRequest {
+    pub fn from_reconstructed_message(
+        message: &nym_sphinx::receiver::ReconstructedMessage,
+    ) -> Result<Self, bincode::Error> {
+        use bincode::Options;
+        make_bincode_serializer().deserialize(&message.message)
+    }
+
+    pub fn new_initial_request(init_message: InitMessage) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                protocol: Protocol {
+                    service_provider_type: ServiceProviderType::Authenticator,
+                    version: VERSION,
+                },
+                data: AuthenticatorRequestData::Initial(init_message),
+                request_id,
+            },
+            request_id,
+        )
+    }
+
+    pub fn new_final_request(final_message: FinalMessage) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                protocol: Protocol {
+                    service_provider_type: ServiceProviderType::Authenticator,
+                    version: VERSION,
+                },
+                data: AuthenticatorRequestData::Final(Box::new(final_message)),
+                request_id,
+            },
+            request_id,
+        )
+    }
+
+    pub fn new_query_request(peer_public_key: PeerPublicKey) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                protocol: Protocol {
+                    service_provider_type: ServiceProviderType::Authenticator,
+                    version: VERSION,
+                },
+                data: AuthenticatorRequestData::QueryBandwidth(peer_public_key),
+                request_id,
+            },
+            request_id,
+        )
+    }
+
+    pub fn new_topup_request(top_up_message: TopUpMessage) -> (Self, u64) {
+        let request_id = generate_random();
+        (
+            Self {
+                protocol: Protocol {
+                    service_provider_type: ServiceProviderType::Authenticator,
+                    version: VERSION,
+                },
+                data: AuthenticatorRequestData::TopUpBandwidth(Box::new(top_up_message)),
+                request_id,
+            },
+            request_id,
+        )
+    }
+
+    pub fn to_bytes(&self) -> Result<Vec<u8>, bincode::Error> {
+        use bincode::Options;
+        make_bincode_serializer().serialize(self)
+    }
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub enum AuthenticatorRequestData {
+    Initial(InitMessage),
+    Final(Box<FinalMessage>),
+    QueryBandwidth(PeerPublicKey),
+    TopUpBandwidth(Box<TopUpMessage>),
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use std::str::FromStr;
+
+    #[test]
+    fn check_first_bytes_protocol() {
+        let version = 5;
+        let data = AuthenticatorRequest {
+            protocol: Protocol {
+                version,
+                service_provider_type: ServiceProviderType::Authenticator,
+            },
+            data: AuthenticatorRequestData::Initial(InitMessage::new(
+                PeerPublicKey::from_str("yvNUDpT5l7W/xDhiu6HkqTHDQwbs/B3J5UrLmORl1EQ=").unwrap(),
+            )),
+            request_id: 1,
+        };
+        let bytes = *data.to_bytes().unwrap().first_chunk::<2>().unwrap();
+        assert_eq!(bytes, [version, ServiceProviderType::Authenticator as u8]);
+    }
+}

common/authenticator-requests/src/v5/response.rs

@@ -0,0 +1,132 @@
+// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
+use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
+use serde::{Deserialize, Serialize};
+
+use crate::make_bincode_serializer;
+
+use super::VERSION;
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct AuthenticatorResponse {
+    pub protocol: Protocol,
+    pub data: AuthenticatorResponseData,
+}
+
+impl AuthenticatorResponse {
+    pub fn new_pending_registration_success(
+        registration_data: RegistrationData,
+        request_id: u64,
+    ) -> Self {
+        Self {
+            protocol: Protocol {
+                service_provider_type: ServiceProviderType::Authenticator,
+                version: VERSION,
+            },
+            data: AuthenticatorResponseData::PendingRegistration(PendingRegistrationResponse {
+                reply: registration_data,
+                request_id,
+            }),
+        }
+    }
+
+    pub fn new_registered(registred_data: RegistredData, request_id: u64) -> Self {
+        Self {
+            protocol: Protocol {
+                service_provider_type: ServiceProviderType::Authenticator,
+                version: VERSION,
+            },
+            data: AuthenticatorResponseData::Registered(RegisteredResponse {
+                reply: registred_data,
+                request_id,
+            }),
+        }
+    }
+
+    pub fn new_remaining_bandwidth(
+        remaining_bandwidth_data: Option<RemainingBandwidthData>,
+        request_id: u64,
+    ) -> Self {
+        Self {
+            protocol: Protocol {
+                service_provider_type: ServiceProviderType::Authenticator,
+                version: VERSION,
+            },
+            data: AuthenticatorResponseData::RemainingBandwidth(RemainingBandwidthResponse {
+                reply: remaining_bandwidth_data,
+                request_id,
+            }),
+        }
+    }
+
+    pub fn new_topup_bandwidth(
+        remaining_bandwidth_data: RemainingBandwidthData,
+        request_id: u64,
+    ) -> Self {
+        Self {
+            protocol: Protocol {
+                service_provider_type: ServiceProviderType::Authenticator,
+                version: VERSION,
+            },
+            data: AuthenticatorResponseData::TopUpBandwidth(TopUpBandwidthResponse {
+                reply: remaining_bandwidth_data,
+                request_id,
+            }),
+        }
+    }
+
+    pub fn to_bytes(&self) -> Result<Vec<u8>, bincode::Error> {
+        use bincode::Options;
+        make_bincode_serializer().serialize(self)
+    }
+
+    pub fn from_reconstructed_message(
+        message: &nym_sphinx::receiver::ReconstructedMessage,
+    ) -> Result<Self, bincode::Error> {
+        use bincode::Options;
+        make_bincode_serializer().deserialize(&message.message)
+    }
+
+    pub fn id(&self) -> Option<u64> {
+        match &self.data {
+            AuthenticatorResponseData::PendingRegistration(response) => Some(response.request_id),
+            AuthenticatorResponseData::Registered(response) => Some(response.request_id),
+            AuthenticatorResponseData::RemainingBandwidth(response) => Some(response.request_id),
+            AuthenticatorResponseData::TopUpBandwidth(response) => Some(response.request_id),
+        }
+    }
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub enum AuthenticatorResponseData {
+    PendingRegistration(PendingRegistrationResponse),
+    Registered(RegisteredResponse),
+    RemainingBandwidth(RemainingBandwidthResponse),
+    TopUpBandwidth(TopUpBandwidthResponse),
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct PendingRegistrationResponse {
+    pub request_id: u64,
+    pub reply: RegistrationData,
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct RegisteredResponse {
+    pub request_id: u64,
+    pub reply: RegistredData,
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct RemainingBandwidthResponse {
+    pub request_id: u64,
+    pub reply: Option<RemainingBandwidthData>,
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
+pub struct TopUpBandwidthResponse {
+    pub request_id: u64,
+    pub reply: RemainingBandwidthData,
+}

common/authenticator-requests/src/v5/topup.rs

@@ -0,0 +1,15 @@
+// Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
+// SPDX-License-Identifier: Apache-2.0
+
+use nym_credentials_interface::CredentialSpendingData;
+use nym_wireguard_types::PeerPublicKey;
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
+pub struct TopUpMessage {
+    /// Base64 encoded x25519 public key
+    pub pub_key: PeerPublicKey,
+
+    /// Ecash credential
+    pub credential: CredentialSpendingData,
+}

common/bandwidth-controller/src/acquire/mod.rs

@@ -17,7 +17,7 @@ use nym_validator_client::coconut::all_ecash_api_clients;
 use nym_validator_client::nym_api::EpochId;
 use nym_validator_client::nyxd::contract_traits::EcashSigningClient;
 use nym_validator_client::nyxd::contract_traits::{DkgQueryClient, EcashQueryClient};
-use nym_validator_client::nyxd::cosmwasm_client::ToSingletonContractData;
+use nym_validator_client::nyxd::cosmwasm_client::ContractResponseData;
 use nym_validator_client::EcashApiClient;
 use rand::rngs::OsRng;
 

common/bandwidth-controller/src/lib.rs

@@ -105,26 +105,24 @@ impl<C, St: Storage> BandwidthController<C, St> {
     async fn get_aggregate_verification_key(
         &self,
         epoch_id: EpochId,
-        apis: &mut ApiClientsWrapper,
+        ecash_apis: &mut ApiClientsWrapper<'_, C>,
     ) -> Result<VerificationKeyAuth, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
         <St as Storage>::StorageError: Send + Sync + 'static,
     {
-        let ecash_apis = apis.get_or_init(epoch_id, &self.client).await?;
         get_aggregate_verification_key(&self.storage, epoch_id, ecash_apis).await
     }
 
     async fn get_coin_index_signatures(
         &self,
         epoch_id: EpochId,
-        apis: &mut ApiClientsWrapper,
+        ecash_apis: &mut ApiClientsWrapper<'_, C>,
     ) -> Result<Vec<AnnotatedCoinIndexSignature>, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
         <St as Storage>::StorageError: Send + Sync + 'static,
     {
-        let ecash_apis = apis.get_or_init(epoch_id, &self.client).await?;
         get_coin_index_signatures(&self.storage, epoch_id, ecash_apis).await
     }
 
@@ -132,13 +130,12 @@ impl<C, St: Storage> BandwidthController<C, St> {
         &self,
         epoch_id: EpochId,
         expiration_date: Date,
-        apis: &mut ApiClientsWrapper,
+        ecash_apis: &mut ApiClientsWrapper<'_, C>,
     ) -> Result<Vec<AnnotatedExpirationDateSignature>, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
         <St as Storage>::StorageError: Send + Sync + 'static,
     {
-        let ecash_apis = apis.get_or_init(epoch_id, &self.client).await?;
         get_expiration_date_signatures(&self.storage, epoch_id, expiration_date, ecash_apis).await
     }
 
@@ -154,7 +151,7 @@ impl<C, St: Storage> BandwidthController<C, St> {
     {
         let epoch_id = retrieved_ticketbook.ticketbook.epoch_id();
         let expiration_date = retrieved_ticketbook.ticketbook.expiration_date();
-        let mut api_clients = Default::default();
+        let mut api_clients = ApiClientsWrapper::new(&self.client, epoch_id);
 
         let verification_key = self
             .get_aggregate_verification_key(epoch_id, &mut api_clients)

common/bandwidth-controller/src/utils.rs

@@ -21,30 +21,67 @@ use rand::thread_rng;
 use std::fmt::Display;
 use std::future::Future;
 
-// it really doesn't need the RwLock because it's never moved across tasks,
+pub(crate) trait EcashClientsProvider {
-// but we need all the Send/Sync action
+    async fn try_get_ecash_clients(
-#[derive(Default)]
-pub(crate) struct ApiClientsWrapper(Option<Vec<EcashApiClient>>);
-
-impl ApiClientsWrapper {
-    pub(crate) async fn get_or_init<C>(
         &mut self,
+    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError>;
+}
+
+impl EcashClientsProvider for Vec<EcashApiClient> {
+    async fn try_get_ecash_clients(
+        &mut self,
+    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError> {
+        Ok(self.clone())
+    }
+}
+
+impl<C> EcashClientsProvider for &mut ApiClientsWrapper<'_, C>
+where
+    C: DkgQueryClient + Sync + Send,
+{
+    async fn try_get_ecash_clients(
+        &mut self,
+    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError> {
+        self.clients().await
+    }
+}
+
+pub(crate) enum ApiClientsWrapper<'a, C> {
+    Uninitialised {
+        query_client: &'a C,
         epoch_id: EpochId,
-        dkg_client: &C,
+    },
-    ) -> Result<Vec<EcashApiClient>, BandwidthControllerError>
+    Cached {
+        clients: Vec<EcashApiClient>,
+    },
+}
+
+impl<'a, C> ApiClientsWrapper<'a, C> {
+    pub(crate) fn new(query_client: &'a C, epoch_id: EpochId) -> Self {
+        ApiClientsWrapper::Uninitialised {
+            query_client,
+            epoch_id,
+        }
+    }
+
+    async fn clients(&mut self) -> Result<Vec<EcashApiClient>, BandwidthControllerError>
     where
         C: DkgQueryClient + Sync + Send,
     {
-        if let Some(cached) = &self.0 {
+        match self {
-            return Ok(cached.clone());
+            ApiClientsWrapper::Uninitialised {
+                query_client,
+                epoch_id,
+            } => {
+                let clients = all_ecash_api_clients(*query_client, *epoch_id).await?;
+                *self = ApiClientsWrapper::Cached {
+                    clients: clients.clone(),
+                };
+
+                Ok(clients)
+            }
+            ApiClientsWrapper::Cached { clients } => Ok(clients.clone()),
         }
-
-        let clients = all_ecash_api_clients(dkg_client, epoch_id).await?;
-
-        // technically we don't have to be cloning all the clients here, but it's way simpler than
-        // dealing with locking and whatnot given the performance penalty is negligible
-        self.0 = Some(clients.clone());
-        Ok(clients)
     }
 }
 
@@ -76,7 +113,7 @@ where
 pub(crate) async fn get_aggregate_verification_key<St>(
     storage: &St,
     epoch_id: EpochId,
-    ecash_apis: Vec<EcashApiClient>,
+    mut ecash_apis: impl EcashClientsProvider,
 ) -> Result<VerificationKeyAuth, BandwidthControllerError>
 where
     St: Storage,
@@ -90,6 +127,8 @@ where
         return Ok(stored);
     };
 
+    let ecash_apis = ecash_apis.try_get_ecash_clients().await?;
+
     let master_vk = query_random_apis_until_success(
         ecash_apis,
         |api| async move { api.api_client.master_verification_key(Some(epoch_id)).await },
@@ -115,7 +154,7 @@ where
 pub(crate) async fn get_coin_index_signatures<St>(
     storage: &St,
     epoch_id: EpochId,
-    ecash_apis: Vec<EcashApiClient>,
+    mut ecash_apis: impl EcashClientsProvider,
 ) -> Result<Vec<AnnotatedCoinIndexSignature>, BandwidthControllerError>
 where
     St: Storage,
@@ -129,6 +168,8 @@ where
         return Ok(stored);
     };
 
+    let ecash_apis = ecash_apis.try_get_ecash_clients().await?;
+
     let index_sigs = query_random_apis_until_success(
         ecash_apis,
         |api| async move {
@@ -159,7 +200,7 @@ pub(crate) async fn get_expiration_date_signatures<St>(
     storage: &St,
     epoch_id: EpochId,
     expiration_date: Date,
-    ecash_apis: Vec<EcashApiClient>,
+    mut ecash_apis: impl EcashClientsProvider,
 ) -> Result<Vec<AnnotatedExpirationDateSignature>, BandwidthControllerError>
 where
     St: Storage,
@@ -173,6 +214,8 @@ where
         return Ok(stored);
     };
 
+    let ecash_apis = ecash_apis.try_get_ecash_clients().await?;
+
     let expiration_sigs = query_random_apis_until_success(
         ecash_apis,
         |api| async move {

common/bin-common/Cargo.toml

@@ -15,13 +15,13 @@ const-str = { workspace = true }
 log = { workspace = true }
 pretty_env_logger = { workspace = true }
 schemars = { workspace = true, features = ["preserve_order"], optional = true }
-semver.workspace = true
 serde = { workspace = true, features = ["derive"] }
 serde_json = { workspace = true, optional = true }
 
 ## tracing
 tracing-subscriber = { workspace = true, features = ["env-filter"], optional = true }
 tracing-tree = { workspace = true, optional = true }
+tracing = { workspace = true, optional = true }
 opentelemetry-jaeger = { workspace = true, features = ["rt-tokio", "collector_client", "isahc_collector_client"], optional = true }
 tracing-opentelemetry = { workspace = true, optional = true }
 utoipa = { workspace = true, optional = true }
@@ -36,7 +36,7 @@ default = []
 openapi = ["utoipa"]
 output_format = ["serde_json", "dep:clap"]
 bin_info_schema = ["schemars"]
-basic_tracing = ["tracing-subscriber"]
+basic_tracing = ["dep:tracing", "tracing-subscriber"]
 tracing = [
     "basic_tracing",
     "tracing-tree",
@@ -44,5 +44,5 @@ tracing = [
     "tracing-opentelemetry",
     "opentelemetry",
 ]
-clap = [ "dep:clap", "dep:clap_complete", "dep:clap_complete_fig" ]
+clap = ["dep:clap", "dep:clap_complete", "dep:clap_complete_fig"]
 models = []

common/bin-common/src/lib.rs

@@ -3,7 +3,6 @@
 
 pub mod build_information;
 pub mod logging;
-pub mod version_checker;
 
 #[cfg(feature = "clap")]
 pub mod completions;

common/bin-common/src/logging/mod.rs

@@ -44,10 +44,38 @@ pub fn setup_logging() {
         .init();
 }
 
+// don't call init so that we could attach additional layers
 #[cfg(feature = "basic_tracing")]
-pub fn setup_tracing_logger() {
+pub fn build_tracing_logger() -> impl tracing_subscriber::layer::SubscriberExt {
-    let log_builder = tracing_subscriber::fmt()
+    use tracing_subscriber::prelude::*;
-        .with_writer(std::io::stderr)
+
+    tracing_subscriber::registry()
+        .with(default_tracing_fmt_layer(std::io::stderr))
+        .with(default_tracing_env_filter())
+}
+
+#[cfg(feature = "basic_tracing")]
+pub fn default_tracing_env_filter() -> tracing_subscriber::filter::EnvFilter {
+    if ::std::env::var("RUST_LOG").is_ok() {
+        tracing_subscriber::filter::EnvFilter::from_default_env()
+    } else {
+        // if the env value was not found, default to `INFO` level rather than `ERROR`
+        tracing_subscriber::filter::EnvFilter::builder()
+            .with_default_directive(tracing_subscriber::filter::LevelFilter::INFO.into())
+            .parse_lossy("")
+    }
+}
+
+#[cfg(feature = "basic_tracing")]
+pub fn default_tracing_fmt_layer<S, W>(
+    writer: W,
+) -> impl tracing_subscriber::Layer<S> + Sync + Send + 'static
+where
+    S: tracing::Subscriber + for<'a> tracing_subscriber::registry::LookupSpan<'a>,
+    W: for<'writer> tracing_subscriber::fmt::MakeWriter<'writer> + Sync + Send + 'static,
+{
+    tracing_subscriber::fmt::layer()
+        .with_writer(writer)
         // Use a more compact, abbreviated log format
         .compact()
         // Display source code file paths
@@ -55,18 +83,13 @@ pub fn setup_tracing_logger() {
         // Display source code line numbers
         .with_line_number(true)
         // Don't display the event's target (module path)
-        .with_target(false);
+        .with_target(false)
+}
 
-    if ::std::env::var("RUST_LOG").is_ok() {
+#[cfg(feature = "basic_tracing")]
-        log_builder
+pub fn setup_tracing_logger() {
-            .with_env_filter(tracing_subscriber::filter::EnvFilter::from_default_env())
+    use tracing_subscriber::util::SubscriberInitExt;
-            .init()
+    build_tracing_logger().init()
-    } else {
-        // default to 'Info
-        log_builder
-            .with_max_level(tracing_subscriber::filter::LevelFilter::INFO)
-            .init()
-    }
 }
 
 // TODO: This has to be a macro, running it as a function does not work for the file_appender for some reason

common/bin-common/src/version_checker/mod.rs

@@ -1,78 +0,0 @@
-// Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-pub use semver::Version;
-
-/// Checks if the version is minor version compatible.
-///
-/// Checks whether given `version` is compatible with a given semantic version requirement `req`
-/// according to major-minor semver rules. The semantic version requirement can be passed as a full,
-/// concrete version number, because that's what we'll have in our Cargo.toml files (e.g. 0.3.2).
-/// The patch number in the requirement gets dropped and replaced with a wildcard (0.3.*) as all
-/// minor versions should be compatible with each other.
-pub fn is_minor_version_compatible(version: &str, req: &str) -> bool {
-    let expected_version = match Version::parse(version) {
-        Ok(v) => v,
-        Err(_) => return false,
-    };
-    let req_version = match Version::parse(req) {
-        Ok(v) => v,
-        Err(_) => return false,
-    };
-
-    expected_version.major == req_version.major && expected_version.minor == req_version.minor
-}
-
-pub fn parse_version(raw_version: &str) -> Result<Version, semver::Error> {
-    Version::parse(raw_version)
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn version_0_3_0_is_compatible_with_requirement_0_3_x() {
-        assert!(is_minor_version_compatible("0.3.0", "0.3.2"));
-    }
-
-    #[test]
-    fn version_0_3_1_is_compatible_with_minimum_requirement_0_3_x() {
-        assert!(is_minor_version_compatible("0.3.1", "0.3.2"));
-    }
-
-    #[test]
-    fn version_0_3_2_is_compatible_with_minimum_requirement_0_3_x() {
-        assert!(is_minor_version_compatible("0.3.2", "0.3.0"));
-    }
-
-    #[test]
-    fn version_0_2_0_is_not_compatible_with_requirement_0_3_x() {
-        assert!(!is_minor_version_compatible("0.2.0", "0.3.2"));
-    }
-
-    #[test]
-    fn version_0_4_0_is_not_compatible_with_requirement_0_3_x() {
-        assert!(!is_minor_version_compatible("0.4.0", "0.3.2"));
-    }
-
-    #[test]
-    fn version_1_3_2_is_not_compatible_with_requirement_0_3_x() {
-        assert!(!is_minor_version_compatible("1.3.2", "0.3.2"));
-    }
-
-    #[test]
-    fn version_0_4_0_rc_1_is_compatible_with_version_0_4_0_rc_1() {
-        assert!(is_minor_version_compatible("0.4.0-rc.1", "0.4.0-rc.1"));
-    }
-
-    #[test]
-    fn returns_false_on_foo_version() {
-        assert!(!is_minor_version_compatible("foo", "0.3.2"));
-    }
-
-    #[test]
-    fn returns_false_on_bar_version() {
-        assert!(!is_minor_version_compatible("0.3.2", "bar"));
-    }
-}

common/client-core/Cargo.toml

@@ -3,7 +3,7 @@ name = "nym-client-core"
 version = "1.1.15"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>"]
 edition = "2021"
-rust-version = "1.70"
+rust-version = "1.76"
 license.workspace = true
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -40,12 +40,13 @@ nym-crypto = { path = "../crypto" }
 nym-explorer-client = { path = "../../explorer-api/explorer-client" }
 nym-gateway-client = { path = "../client-libs/gateway-client" }
 nym-gateway-requests = { path = "../gateway-requests" }
+nym-http-api-client = { path = "../http-api-client" }
 nym-metrics = { path = "../nym-metrics" }
 nym-nonexhaustive-delayqueue = { path = "../nonexhaustive-delayqueue" }
 nym-sphinx = { path = "../nymsphinx" }
 nym-statistics-common = { path = "../statistics" }
 nym-pemstore = { path = "../pemstore" }
-nym-topology = { path = "../topology", features = ["serializable"] }
+nym-topology = { path = "../topology", features = ["persistence"] }
 nym-mixnet-client = { path = "../client-libs/mixnet-client", default-features = false }
 nym-validator-client = { path = "../client-libs/validator-client", default-features = false }
 nym-task = { path = "../task" }

common/client-core/config-types/src/lib.rs

@@ -45,11 +45,12 @@ const DEFAULT_COVER_TRAFFIC_PRIMARY_SIZE_RATIO: f64 = 0.70;
 // clients/client-core/src/client/replies/reply_storage/surb_storage.rs
 const DEFAULT_MINIMUM_REPLY_SURB_STORAGE_THRESHOLD: usize = 10;
 const DEFAULT_MAXIMUM_REPLY_SURB_STORAGE_THRESHOLD: usize = 200;
+const DEFAULT_MINIMUM_REPLY_SURB_THRESHOLD_BUFFER: usize = 0;
 
 // define how much to request at once
 // clients/client-core/src/client/replies/reply_controller.rs
 const DEFAULT_MINIMUM_REPLY_SURB_REQUEST_SIZE: u32 = 10;
-const DEFAULT_MAXIMUM_REPLY_SURB_REQUEST_SIZE: u32 = 100;
+const DEFAULT_MAXIMUM_REPLY_SURB_REQUEST_SIZE: u32 = 50;
 
 const DEFAULT_MAXIMUM_ALLOWED_SURB_REQUEST_SIZE: u32 = 500;
 
@@ -145,6 +146,11 @@ impl Config {
         self
     }
 
+    pub fn with_forget_me(mut self, forget_me: ForgetMe) -> Self {
+        self.debug.forget_me = forget_me;
+        self
+    }
+
     // TODO: this should be refactored properly
     // as of 12.09.23 the below is true (not sure how this comment will rot in the future)
     // medium_toggle:
@@ -517,7 +523,7 @@ impl Default for Acknowledgements {
 }
 
 #[derive(Debug, Clone, Copy, Deserialize, PartialEq, Serialize)]
-#[serde(default, deny_unknown_fields)]
+#[serde(default)]
 pub struct Topology {
     /// The uniform delay every which clients are querying the directory server
     /// to try to obtain a compatible network topology to send sphinx packets through.
@@ -550,6 +556,18 @@ pub struct Topology {
     /// Specifies a minimum performance of a gateway that is used on route construction.
     /// This setting is only applicable when `NymApi` topology is used.
     pub minimum_gateway_performance: u8,
+
+    /// Specifies whether this client should attempt to retrieve all available network nodes
+    /// as opposed to just active mixnodes/gateways.
+    pub use_extended_topology: bool,
+
+    /// Specifies whether this client should ignore the current epoch role of the target egress node
+    /// when constructing the final hop packets.
+    pub ignore_egress_epoch_role: bool,
+
+    /// Specifies whether this client should ignore the current epoch role of the ingress node
+    /// when attempting to establish new connection
+    pub ignore_ingress_epoch_role: bool,
 }
 
 #[allow(clippy::large_enum_variant)]
@@ -586,6 +604,10 @@ impl Default for Topology {
             topology_structure: TopologyStructure::default(),
             minimum_mixnode_performance: DEFAULT_MIN_MIXNODE_PERFORMANCE,
             minimum_gateway_performance: DEFAULT_MIN_GATEWAY_PERFORMANCE,
+            use_extended_topology: false,
+
+            ignore_egress_epoch_role: true,
+            ignore_ingress_epoch_role: true,
         }
     }
 }
@@ -600,6 +622,10 @@ pub struct ReplySurbs {
     /// Defines the maximum number of reply surbs the client wants to keep in its storage at any times.
     pub maximum_reply_surb_storage_threshold: usize,
 
+    /// Defines the soft threshold ontop of the minimum reply surb storage threshold for when the client
+    /// should proactively request additional reply surbs.
+    pub minimum_reply_surb_threshold_buffer: usize,
+
     /// Defines the minimum number of reply surbs the client would request.
     pub minimum_reply_surb_request_size: u32,
 
@@ -632,6 +658,9 @@ pub struct ReplySurbs {
     /// Specifies the number of mixnet hops the packet should go through. If not specified, then
     /// the default value is used.
     pub surb_mix_hops: Option<u8>,
+
+    /// Specifies if we should reset all the sender tags on startup
+    pub fresh_sender_tags: bool,
 }
 
 impl Default for ReplySurbs {
@@ -639,6 +668,7 @@ impl Default for ReplySurbs {
         ReplySurbs {
             minimum_reply_surb_storage_threshold: DEFAULT_MINIMUM_REPLY_SURB_STORAGE_THRESHOLD,
             maximum_reply_surb_storage_threshold: DEFAULT_MAXIMUM_REPLY_SURB_STORAGE_THRESHOLD,
+            minimum_reply_surb_threshold_buffer: DEFAULT_MINIMUM_REPLY_SURB_THRESHOLD_BUFFER,
             minimum_reply_surb_request_size: DEFAULT_MINIMUM_REPLY_SURB_REQUEST_SIZE,
             maximum_reply_surb_request_size: DEFAULT_MAXIMUM_REPLY_SURB_REQUEST_SIZE,
             maximum_allowed_reply_surb_request_size: DEFAULT_MAXIMUM_ALLOWED_SURB_REQUEST_SIZE,
@@ -648,6 +678,7 @@ impl Default for ReplySurbs {
             maximum_reply_surb_age: DEFAULT_MAXIMUM_REPLY_SURB_AGE,
             maximum_reply_key_age: DEFAULT_MAXIMUM_REPLY_KEY_AGE,
             surb_mix_hops: None,
+            fresh_sender_tags: false,
         }
     }
 }
@@ -703,6 +734,9 @@ pub struct DebugConfig {
 
     /// Defines all configuration options related to stats reporting.
     pub stats_reporting: StatsReporting,
+
+    /// Defines all configuration options related to the forget me flag.
+    pub forget_me: ForgetMe,
 }
 
 impl DebugConfig {
@@ -725,6 +759,69 @@ impl Default for DebugConfig {
             topology: Default::default(),
             reply_surbs: Default::default(),
             stats_reporting: Default::default(),
+            forget_me: Default::default(),
+        }
+    }
+}
+
+#[derive(Clone, Default, Debug, Deserialize, PartialEq, Serialize, Copy)]
+pub struct ForgetMe {
+    client: bool,
+    stats: bool,
+}
+
+impl From<bool> for ForgetMe {
+    fn from(value: bool) -> Self {
+        if value {
+            Self::new_all()
+        } else {
+            Self::new_none()
+        }
+    }
+}
+
+impl ForgetMe {
+    pub fn new_all() -> Self {
+        Self {
+            client: true,
+            stats: true,
+        }
+    }
+
+    pub fn new_client() -> Self {
+        Self {
+            client: true,
+            stats: false,
+        }
+    }
+
+    pub fn new_stats() -> Self {
+        Self {
+            client: false,
+            stats: true,
+        }
+    }
+
+    pub fn new(client: bool, stats: bool) -> Self {
+        Self { client, stats }
+    }
+
+    pub fn any(&self) -> bool {
+        self.client || self.stats
+    }
+
+    pub fn client(&self) -> bool {
+        self.client
+    }
+
+    pub fn stats(&self) -> bool {
+        self.stats
+    }
+
+    pub fn new_none() -> Self {
+        Self {
+            client: false,
+            stats: false,
         }
     }
 }

common/client-core/config-types/src/old/v5.rs

@@ -181,8 +181,9 @@ impl From<ConfigV5> for Config {
                     maximum_reply_surb_age: value.debug.reply_surbs.maximum_reply_surb_age,
                     maximum_reply_key_age: value.debug.reply_surbs.maximum_reply_key_age,
                     surb_mix_hops: value.debug.reply_surbs.surb_mix_hops,
+                    ..Default::default()
                 },
-                stats_reporting: Default::default(),
+                ..Default::default()
             },
         }
     }

common/client-core/gateways-storage/src/backend/fs_backend/manager.rs

@@ -8,7 +8,10 @@ use crate::{
     },
 };
 use log::{debug, error};
-use sqlx::ConnectOptions;
+use sqlx::{
+    sqlite::{SqliteAutoVacuum, SqliteSynchronous},
+    ConnectOptions,
+};
 use std::path::Path;
 
 #[derive(Debug, Clone)]
@@ -30,6 +33,9 @@ impl StorageManager {
         }
 
         let opts = sqlx::sqlite::SqliteConnectOptions::new()
+            .journal_mode(sqlx::sqlite::SqliteJournalMode::Wal)
+            .synchronous(SqliteSynchronous::Normal)
+            .auto_vacuum(SqliteAutoVacuum::Incremental)
             .filename(database_path)
             .create_if_missing(true)
             .disable_statement_logging();
@@ -110,7 +116,7 @@ impl StorageManager {
     ) -> Result<(), sqlx::Error> {
         sqlx::query!(
             r#"
-                INSERT INTO registered_gateway(gateway_id_bs58, registration_timestamp, gateway_type) 
+                INSERT INTO registered_gateway(gateway_id_bs58, registration_timestamp, gateway_type)
                 VALUES (?, ?, ?)
             "#,
             registered_gateway.gateway_id_bs58,
@@ -224,7 +230,7 @@ impl StorageManager {
     ) -> Result<(), sqlx::Error> {
         sqlx::query!(
             r#"
-                INSERT INTO custom_gateway_details(gateway_id_bs58, data) 
+                INSERT INTO custom_gateway_details(gateway_id_bs58, data)
                 VALUES (?, ?)
             "#,
             custom.gateway_id_bs58,

common/client-core/gateways-storage/src/backend/fs_backend/mod.rs

@@ -15,6 +15,7 @@ pub mod error;
 mod manager;
 mod models;
 
+#[derive(Clone)]
 pub struct OnDiskGatewaysDetails {
     manager: StorageManager,
 }

common/client-core/gateways-storage/src/backend/mem_backend.rs

@@ -20,12 +20,12 @@ pub enum InMemStorageError {
     MalformedGateway(#[from] BadGateway),
 }
 
-#[derive(Debug, Default)]
+#[derive(Clone, Debug, Default)]
 pub struct InMemGatewaysDetails {
     inner: Arc<RwLock<InMemStorageInner>>,
 }
 
-#[derive(Debug, Default)]
+#[derive(Clone, Debug, Default)]
 struct InMemStorageInner {
     active_gateway: Option<String>,
     gateways: HashMap<String, GatewayRegistration>,

common/client-core/src/cli_helpers/client_add_gateway.rs

@@ -112,18 +112,24 @@ where
                 source,
             }
         })?;
-        hardcoded_topology.get_gateways()
+        hardcoded_topology.entry_capable_nodes().cloned().collect()
     } else {
         let mut rng = rand::thread_rng();
-        crate::init::helpers::current_gateways(&mut rng, &core.client.nym_api_urls, user_agent)
+        crate::init::helpers::gateways_for_init(
-            .await?
+            &mut rng,
+            &core.client.nym_api_urls,
+            user_agent,
+            core.debug.topology.minimum_gateway_performance,
+            core.debug.topology.ignore_ingress_epoch_role,
+        )
+        .await?
     };
 
     // since we're registering with a brand new gateway,
     // make sure the list of available gateways doesn't overlap the list of known gateways
     let available_gateways = available_gateways
         .into_iter()
-        .filter(|g| !registered_gateways.contains(g.identity()))
+        .filter(|g| !registered_gateways.contains(&g.identity()))
         .collect::<Vec<_>>();
 
     if available_gateways.is_empty() {
@@ -133,6 +139,8 @@ where
     let gateway_setup = GatewaySetup::New {
         specification: selection_spec,
         available_gateways,
+        #[cfg(unix)]
+        connection_fd_callback: None,
     };
 
     let init_details =

common/client-core/src/cli_helpers/client_init.rs

@@ -93,6 +93,10 @@ pub struct CommonClientInitArgs {
     /// Sets the address to report statistics
     #[cfg_attr(feature = "cli", clap(long, hide = true))]
     pub stats_reporting_address: Option<Recipient>,
+
+    /// Sets the forget me flag
+    #[cfg_attr(feature = "cli", clap(long, hide = true, default_value_t = false))]
+    pub forget_me: bool,
 }
 
 pub struct InitResultsWithConfig<T> {
@@ -167,16 +171,24 @@ where
                 source,
             }
         })?;
-        hardcoded_topology.get_gateways()
+        hardcoded_topology.entry_capable_nodes().cloned().collect()
     } else {
         let mut rng = rand::thread_rng();
-        crate::init::helpers::current_gateways(&mut rng, &core.client.nym_api_urls, user_agent)
+        crate::init::helpers::gateways_for_init(
-            .await?
+            &mut rng,
+            &core.client.nym_api_urls,
+            user_agent,
+            core.debug.topology.minimum_gateway_performance,
+            core.debug.topology.ignore_ingress_epoch_role,
+        )
+        .await?
     };
 
     let gateway_setup = GatewaySetup::New {
         specification: selection_spec,
         available_gateways,
+        #[cfg(unix)]
+        connection_fd_callback: None,
     };
 
     let init_details =

common/client-core/src/cli_helpers/client_run.rs

@@ -61,4 +61,8 @@ pub struct CommonClientRunArgs {
     /// Sets the address to report statistics
     #[cfg_attr(feature = "cli", clap(long, hide = true))]
     pub stats_reporting_address: Option<Recipient>,
+
+    /// Sets the forget me flag
+    #[cfg_attr(feature = "cli", clap(long, hide = true, default_value_t = false))]
+    pub forget_me: bool,
 }

common/client-core/src/client/base_client/mod.rs

@@ -1,9 +1,9 @@
 // Copyright 2022-2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
+use super::mix_traffic::ClientRequestSender;
 use super::received_buffer::ReceivedBufferMessage;
 use super::statistics_control::StatisticsControl;
-use super::topology_control::geo_aware_provider::GeoAwareTopologyProvider;
 use crate::client::base_client::storage::helpers::store_client_keys;
 use crate::client::base_client::storage::MixnetClientStorage;
 use crate::client::cover_traffic_stream::LoopCoverTrafficStream;
@@ -24,7 +24,7 @@ use crate::client::replies::reply_storage::{
 };
 use crate::client::topology_control::nym_api_provider::NymApiTopologyProvider;
 use crate::client::topology_control::{
-    nym_api_provider, TopologyAccessor, TopologyRefresher, TopologyRefresherConfig,
+    TopologyAccessor, TopologyRefresher, TopologyRefresherConfig,
 };
 use crate::config::{Config, DebugConfig};
 use crate::error::ClientCoreError;
@@ -36,9 +36,11 @@ use crate::{config, spawn_future};
 use futures::channel::mpsc;
 use log::*;
 use nym_bandwidth_controller::BandwidthController;
+use nym_client_core_config_types::ForgetMe;
 use nym_client_core_gateways_storage::{GatewayDetails, GatewaysDetailsStore};
 use nym_credential_storage::storage::Storage as CredentialStorage;
 use nym_crypto::asymmetric::{encryption, identity};
+use nym_crypto::hkdf::DerivationMaterial;
 use nym_gateway_client::client::config::GatewayClientConfig;
 use nym_gateway_client::{
     AcknowledgementReceiver, GatewayClient, GatewayConfig, MixnetMessageReceiver, PacketRouter,
@@ -176,8 +178,8 @@ impl From<bool> for CredentialsToggle {
     }
 }
 
-pub struct BaseClientBuilder<'a, C, S: MixnetClientStorage> {
+pub struct BaseClientBuilder<C, S: MixnetClientStorage> {
-    config: &'a Config,
+    config: Config,
     client_store: S,
     dkg_query_client: Option<C>,
 
@@ -188,18 +190,23 @@ pub struct BaseClientBuilder<'a, C, S: MixnetClientStorage> {
     user_agent: Option<UserAgent>,
 
     setup_method: GatewaySetup,
+
+    #[cfg(unix)]
+    connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
+
+    derivation_material: Option<DerivationMaterial>,
 }
 
-impl<'a, C, S> BaseClientBuilder<'a, C, S>
+impl<C, S> BaseClientBuilder<C, S>
 where
     S: MixnetClientStorage + 'static,
     C: DkgQueryClient + Send + Sync + 'static,
 {
     pub fn new(
-        base_config: &'a Config,
+        base_config: Config,
         client_store: S,
         dkg_query_client: Option<C>,
-    ) -> BaseClientBuilder<'a, C, S> {
+    ) -> BaseClientBuilder<C, S> {
         BaseClientBuilder {
             config: base_config,
             client_store,
@@ -210,9 +217,27 @@ where
             shutdown: None,
             user_agent: None,
             setup_method: GatewaySetup::MustLoad { gateway_id: None },
+            #[cfg(unix)]
+            connection_fd_callback: None,
+            derivation_material: None,
         }
     }
 
+    #[must_use]
+    pub fn with_derivation_material(
+        mut self,
+        derivation_material: Option<DerivationMaterial>,
+    ) -> Self {
+        self.derivation_material = derivation_material;
+        self
+    }
+
+    #[must_use]
+    pub fn with_forget_me(mut self, forget_me: &ForgetMe) -> Self {
+        self.config.debug.forget_me = *forget_me;
+        self
+    }
+
     #[must_use]
     pub fn with_gateway_setup(mut self, setup: GatewaySetup) -> Self {
         self.setup_method = setup;
@@ -261,6 +286,15 @@ where
         Ok(self)
     }
 
+    #[cfg(unix)]
+    pub fn with_connection_fd_callback(
+        mut self,
+        callback: Arc<dyn Fn(RawFd) + Send + Sync>,
+    ) -> Self {
+        self.connection_fd_callback = Some(callback);
+        self
+    }
+
     // note: do **NOT** make this method public as its only valid usage is from within `start_base`
     // because it relies on the crypto keys being already loaded
     fn mix_address(details: &InitialisationResult) -> Recipient {
@@ -276,7 +310,7 @@ where
         topology_accessor: TopologyAccessor,
         mix_tx: BatchMixMessageSender,
         stats_tx: ClientStatsSender,
-        shutdown: TaskClient,
+        task_client: TaskClient,
     ) {
         info!("Starting loop cover traffic stream...");
 
@@ -289,9 +323,10 @@ where
             debug_config.traffic,
             debug_config.cover_traffic,
             stats_tx,
+            task_client,
         );
 
-        stream.start_with_shutdown(shutdown);
+        stream.start();
     }
 
     #[allow(clippy::too_many_arguments)]
@@ -306,7 +341,7 @@ where
         reply_controller_receiver: ReplyControllerReceiver,
         lane_queue_lengths: LaneQueueLengths,
         client_connection_rx: ConnectionCommandReceiver,
-        shutdown: TaskClient,
+        task_client: TaskClient,
         packet_type: PacketType,
         stats_tx: ClientStatsSender,
     ) {
@@ -324,8 +359,9 @@ where
             lane_queue_lengths,
             client_connection_rx,
             stats_tx,
+            task_client,
         )
-        .start_with_shutdown(shutdown, packet_type);
+        .start(packet_type);
     }
 
     // buffer controlling all messages fetched from provider
@@ -348,10 +384,12 @@ where
                 reply_key_storage,
                 reply_controller_sender,
                 metrics_reporter,
+                shutdown,
             );
-        controller.start_with_shutdown(shutdown)
+        controller.start()
     }
 
+    #[allow(clippy::too_many_arguments)]
     async fn start_gateway_client(
         config: &Config,
         initialisation_result: InitialisationResult,
@@ -359,6 +397,7 @@ where
         details_store: &S::GatewaysDetailsStore,
         packet_router: PacketRouter,
         stats_reporter: ClientStatsSender,
+        #[cfg(unix)] connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
         shutdown: TaskClient,
     ) -> Result<GatewayClient<C, S::CredentialStore>, ClientCoreError>
     where
@@ -401,6 +440,8 @@ where
                     packet_router,
                     bandwidth_controller,
                     stats_reporter,
+                    #[cfg(unix)]
+                    connection_fd_callback,
                     shutdown,
                 )
             };
@@ -437,8 +478,8 @@ where
             details_store
                 .upgrade_stored_remote_gateway_key(gateway_client.gateway_identity(), &updated_key)
                 .await.map_err(|err| {
-                    error!("failed to store upgraded gateway key! this connection might be forever broken now: {err}");
+                error!("failed to store upgraded gateway key! this connection might be forever broken now: {err}");
-                    ClientCoreError::GatewaysDetailsStoreError { source: Box::new(err) }
+                ClientCoreError::GatewaysDetailsStoreError { source: Box::new(err) }
             })?
         }
 
@@ -446,6 +487,7 @@ where
             .claim_initial_bandwidth()
             .await
             .map_err(gateway_failure)?;
+
         gateway_client
             .start_listening_for_mixnet_messages()
             .map_err(gateway_failure)?;
@@ -462,6 +504,7 @@ where
         details_store: &S::GatewaysDetailsStore,
         packet_router: PacketRouter,
         stats_reporter: ClientStatsSender,
+        #[cfg(unix)] connection_fd_callback: Option<Arc<dyn Fn(RawFd) + Send + Sync>>,
         mut shutdown: TaskClient,
     ) -> Result<Box<dyn GatewayTransceiver + Send>, ClientCoreError>
     where
@@ -493,6 +536,8 @@ where
             details_store,
             packet_router,
             stats_reporter,
+            #[cfg(unix)]
+            connection_fd_callback,
             shutdown,
         )
         .await?;
@@ -509,20 +554,15 @@ where
         // if no custom provider was ... provided ..., create one using nym-api
         custom_provider.unwrap_or_else(|| match config_topology.topology_structure {
             config::TopologyStructure::NymApi => Box::new(NymApiTopologyProvider::new(
-                nym_api_provider::Config {
+                config_topology,
-                    min_mixnode_performance: config_topology.minimum_mixnode_performance,
-                    min_gateway_performance: config_topology.minimum_gateway_performance,
-                },
                 nym_api_urls,
-                env!("CARGO_PKG_VERSION").to_string(),
                 user_agent,
             )),
             config::TopologyStructure::GeoAware(group_by) => {
-                Box::new(GeoAwareTopologyProvider::new(
+                warn!("using deprecated 'GeoAware' topology provider - this option will be removed very soon");
-                    nym_api_urls,
+
-                    env!("CARGO_PKG_VERSION").to_string(),
+                #[allow(deprecated)]
-                    group_by,
+                Box::new(crate::client::topology_control::GeoAwareTopologyProvider::new(nym_api_urls, group_by))
-                ))
             }
         })
     }
@@ -533,17 +573,24 @@ where
         topology_provider: Box<dyn TopologyProvider + Send + Sync>,
         topology_config: config::Topology,
         topology_accessor: TopologyAccessor,
-        local_gateway: &NodeIdentity,
+        local_gateway: NodeIdentity,
         wait_for_gateway: bool,
-        mut shutdown: TaskClient,
+        mut task_client: TaskClient,
     ) -> Result<(), ClientCoreError> {
         let topology_refresher_config =
             TopologyRefresherConfig::new(topology_config.topology_refresh_rate);
 
+        if topology_config.disable_refreshing {
+            // if we're not spawning the refresher, don't cause shutdown immediately
+            info!("The background topology refesher is not going to be started");
+            task_client.disarm();
+        }
+
         let mut topology_refresher = TopologyRefresher::new(
             topology_refresher_config,
             topology_accessor,
             topology_provider,
+            task_client,
         );
         // before returning, block entire runtime to refresh the current network view so that any
         // components depending on topology would see a non-empty view
@@ -565,7 +612,7 @@ where
         };
 
         if let Err(err) = topology_refresher
-            .ensure_contains_gateway(local_gateway)
+            .ensure_contains_routable_egress(local_gateway)
             .await
         {
             if let Some(waiting_timeout) = gateway_wait_timeout {
@@ -584,15 +631,11 @@ where
             }
         }
 
-        if topology_config.disable_refreshing {
+        if !topology_config.disable_refreshing {
-            // if we're not spawning the refresher, don't cause shutdown immediately
-            info!("The topology refesher is not going to be started");
-            shutdown.disarm();
-        } else {
             // don't spawn the refresher if we don't want to be refreshing the topology.
             // only use the initial values obtained
             info!("Starting topology refresher...");
-            topology_refresher.start_with_shutdown(shutdown);
+            topology_refresher.start();
         }
 
         Ok(())
@@ -603,28 +646,29 @@ where
         user_agent: Option<UserAgent>,
         client_stats_id: String,
         input_sender: Sender<InputMessage>,
-        shutdown: TaskClient,
+        task_client: TaskClient,
     ) -> ClientStatsSender {
         info!("Starting statistics control...");
-        StatisticsControl::create_and_start_with_shutdown(
+        StatisticsControl::create_and_start(
             config.debug.stats_reporting,
             user_agent
                 .map(|u| u.application)
                 .unwrap_or("unknown".to_string()),
             client_stats_id,
             input_sender.clone(),
-            shutdown.with_suffix("controller"),
+            task_client,
         )
     }
 
     fn start_mix_traffic_controller(
         gateway_transceiver: Box<dyn GatewayTransceiver + Send>,
         shutdown: TaskClient,
-    ) -> BatchMixMessageSender {
+    ) -> (BatchMixMessageSender, ClientRequestSender) {
         info!("Starting mix traffic controller...");
-        let (mix_traffic_controller, mix_tx) = MixTrafficController::new(gateway_transceiver);
+        let (mix_traffic_controller, mix_tx, client_tx) =
-        mix_traffic_controller.start_with_shutdown(shutdown);
+            MixTrafficController::new(gateway_transceiver, shutdown);
-        mix_tx
+        mix_traffic_controller.start();
+        (mix_tx, client_tx)
     }
 
     // TODO: rename it as it implies the data is persistent whilst one can use InMemBackend
@@ -659,6 +703,7 @@ where
         setup_method: GatewaySetup,
         key_store: &S::KeyStore,
         details_store: &S::GatewaysDetailsStore,
+        derivation_material: Option<DerivationMaterial>,
     ) -> Result<InitialisationResult, ClientCoreError>
     where
         <S::KeyStore as KeyStore>::StorageError: Sync + Send,
@@ -668,7 +713,12 @@ where
         if key_store.load_keys().await.is_err() {
             info!("could not find valid client keys - a new set will be generated");
             let mut rng = OsRng;
-            let keys = ClientKeys::generate_new(&mut rng);
+            let keys = if let Some(derivation_material) = derivation_material {
+                ClientKeys::from_master_key(&mut rng, &derivation_material)
+                    .map_err(|_| ClientCoreError::HkdfDerivationError {})?
+            } else {
+                ClientKeys::generate_new(&mut rng)
+            };
             store_client_keys(keys, key_store).await?;
         }
 
@@ -690,6 +740,7 @@ where
             self.setup_method,
             self.client_store.key_store(),
             self.client_store.gateway_details_store(),
+            self.derivation_material,
         )
         .await?;
 
@@ -713,7 +764,8 @@ where
 
         // channels responsible for controlling ack messages
         let (ack_sender, ack_receiver) = mpsc::unbounded();
-        let shared_topology_accessor = TopologyAccessor::new();
+        let shared_topology_accessor =
+            TopologyAccessor::new(self.config.debug.topology.ignore_egress_epoch_role);
 
         // Shutdown notifier for signalling tasks to stop
         let shutdown = self
@@ -745,7 +797,7 @@ where
         );
 
         let stats_reporter = Self::start_statistics_control(
-            self.config,
+            &self.config,
             self.user_agent.clone(),
             generate_client_stats_id(*self_address.identity()),
             input_sender.clone(),
@@ -771,12 +823,14 @@ where
 
         let gateway_transceiver = Self::setup_gateway_transceiver(
             self.custom_gateway_transceiver,
-            self.config,
+            &self.config,
             init_res,
             bandwidth_controller,
             &details_store,
             gateway_packet_router,
             stats_reporter.clone(),
+            #[cfg(unix)]
+            self.connection_fd_callback,
             shutdown.fork("gateway_transceiver"),
         )
         .await?;
@@ -802,7 +856,8 @@ where
         // that are to be sent to the mixnet. They are used by cover traffic stream and real
         // traffic stream.
         // The MixTrafficController then sends the actual traffic
-        let message_sender = Self::start_mix_traffic_controller(
+
+        let (message_sender, client_request_sender) = Self::start_mix_traffic_controller(
             gateway_transceiver,
             shutdown.fork("mix_traffic_controller"),
         );
@@ -879,6 +934,8 @@ where
             },
             stats_reporter,
             task_handle: shutdown,
+            client_request_sender,
+            forget_me: self.config.debug.forget_me,
         })
     }
 }
@@ -890,6 +947,7 @@ pub struct BaseClient {
     pub client_output: ClientOutputStatus,
     pub client_state: ClientState,
     pub stats_reporter: ClientStatsSender,
-
+    pub client_request_sender: ClientRequestSender,
     pub task_handle: TaskHandle,
+    pub forget_me: ForgetMe,
 }

common/client-core/src/client/base_client/non_wasm_helpers.rs

@@ -88,7 +88,7 @@ pub async fn setup_fs_reply_surb_backend<P: AsRef<Path>>(
     let db_path = db_path.as_ref();
     if db_path.exists() {
         info!("loading existing surb database");
-        match fs_backend::Backend::try_load(db_path).await {
+        match fs_backend::Backend::try_load(db_path, surb_config.fresh_sender_tags).await {
             Ok(backend) => Ok(backend),
             Err(err) => {
                 error!("failed to setup persistent storage backend for our reply needs: {err}. We're going to create a fresh database instead. This behaviour might change in the future");

common/client-core/src/client/base_client/storage/mod.rs

@@ -4,6 +4,8 @@
 // TODO: combine those more closely. Perhaps into a single underlying store.
 // Like for persistent, on-disk, storage, what's the point of having 3 different databases?
 
+use rand::rngs::OsRng;
+
 use crate::client::key_manager::persistence::{InMemEphemeralKeys, KeyStore};
 use crate::client::replies::reply_storage;
 use crate::client::replies::reply_storage::ReplyStorageBackend;
@@ -63,7 +65,7 @@ pub trait MixnetClientStorage {
     fn gateway_details_store(&self) -> &Self::GatewaysDetailsStore;
 }
 
-#[derive(Default)]
+#[derive(Clone)]
 pub struct Ephemeral {
     key_store: InMemEphemeralKeys,
     reply_store: reply_storage::Empty,
@@ -71,9 +73,14 @@ pub struct Ephemeral {
     gateway_details_store: InMemGatewaysDetails,
 }
 
-impl Ephemeral {
+impl Default for Ephemeral {
-    pub fn new() -> Self {
+    fn default() -> Self {
-        Default::default()
+        Ephemeral {
+            key_store: InMemEphemeralKeys::new(&mut OsRng),
+            reply_store: Default::default(),
+            credential_store: Default::default(),
+            gateway_details_store: Default::default(),
+        }
     }
 }
 
@@ -114,6 +121,7 @@ impl MixnetClientStorage for Ephemeral {
     }
 }
 
+#[derive(Clone)]
 #[cfg(all(
     not(target_arch = "wasm32"),
     feature = "fs-surb-storage",

common/client-core/src/client/cover_traffic_stream.rs

@@ -13,6 +13,7 @@ use nym_sphinx::cover::generate_loop_cover_packet;
 use nym_sphinx::params::{PacketSize, PacketType};
 use nym_sphinx::utils::sample_poisson_duration;
 use nym_statistics_common::clients::{packet_statistics::PacketStatisticsEvent, ClientStatsSender};
+use nym_task::TaskClient;
 use rand::{rngs::OsRng, CryptoRng, Rng};
 use std::pin::Pin;
 use std::sync::Arc;
@@ -64,6 +65,8 @@ where
     packet_type: PacketType,
 
     stats_tx: ClientStatsSender,
+
+    task_client: TaskClient,
 }
 
 impl<R> Stream for LoopCoverTrafficStream<R>
@@ -110,6 +113,7 @@ impl LoopCoverTrafficStream<OsRng> {
         traffic_config: config::Traffic,
         cover_config: config::CoverTraffic,
         stats_tx: ClientStatsSender,
+        task_client: TaskClient,
     ) -> Self {
         let rng = OsRng;
 
@@ -128,6 +132,7 @@ impl LoopCoverTrafficStream<OsRng> {
             secondary_packet_size: traffic_config.secondary_packet_size,
             packet_type: traffic_config.packet_type,
             stats_tx,
+            task_client,
         }
     }
 
@@ -163,6 +168,7 @@ impl LoopCoverTrafficStream<OsRng> {
         // poisson delay, but is it really a problem?
         let topology_permit = self.topology_access.get_read_permit().await;
         // the ack is sent back to ourselves (and then ignored)
+
         let topology_ref = match topology_permit.try_get_valid_topology_ref(
             &self.our_full_destination,
             Some(&self.our_full_destination),
@@ -174,7 +180,7 @@ impl LoopCoverTrafficStream<OsRng> {
             }
         };
 
-        let cover_message = generate_loop_cover_packet(
+        let cover_message = match generate_loop_cover_packet(
             &mut self.rng,
             topology_ref,
             &self.ack_key,
@@ -183,8 +189,15 @@ impl LoopCoverTrafficStream<OsRng> {
             self.cover_traffic.loop_cover_traffic_average_delay,
             cover_traffic_packet_size,
             self.packet_type,
-        )
+        ) {
-        .expect("Somehow failed to generate a loop cover message with a valid topology");
+            Ok(cover_message) => cover_message,
+            Err(err) => {
+                warn!(
+                    "Somehow failed to generate a loop cover message with a valid topology: {err}"
+                );
+                return;
+            }
+        };
 
         if let Err(err) = self.mix_tx.try_send(vec![cover_message]) {
             match err {
@@ -216,7 +229,7 @@ impl LoopCoverTrafficStream<OsRng> {
         tokio::task::yield_now().await;
     }
 
-    pub fn start_with_shutdown(mut self, mut shutdown: nym_task::TaskClient) {
+    pub fn start(mut self) {
         if self.cover_traffic.disable_loop_cover_traffic_stream {
             // we should have never got here in the first place - the task should have never been created to begin with
             // so panic and review the code that lead to this branch
@@ -230,6 +243,8 @@ impl LoopCoverTrafficStream<OsRng> {
         );
         self.set_next_delay(sampled);
 
+        let mut shutdown = self.task_client.fork("select");
+
         spawn_future(async move {
             debug!("Started LoopCoverTrafficStream with graceful shutdown support");
 

common/client-core/src/client/inbound_messages.rs

@@ -28,7 +28,7 @@ pub enum InputMessage {
         recipient: Recipient,
         data: Vec<u8>,
         lane: TransmissionLane,
-        mix_hops: Option<u8>,
+        max_retransmissions: Option<u32>,
     },
 
     /// Creates a message used for a duplex anonymous communication where the recipient
@@ -44,7 +44,7 @@ pub enum InputMessage {
         data: Vec<u8>,
         reply_surbs: u32,
         lane: TransmissionLane,
-        mix_hops: Option<u8>,
+        max_retransmissions: Option<u32>,
     },
 
     /// Attempt to use our internally received and stored `ReplySurb` to send the message back
@@ -55,6 +55,7 @@ pub enum InputMessage {
         recipient_tag: AnonymousSenderTag,
         data: Vec<u8>,
         lane: TransmissionLane,
+        max_retransmissions: Option<u32>,
     },
 
     MessageWrapper {
@@ -94,29 +95,7 @@ impl InputMessage {
             recipient,
             data,
             lane,
-            mix_hops: None,
+            max_retransmissions: None,
-        };
-        if let Some(packet_type) = packet_type {
-            InputMessage::new_wrapper(message, packet_type)
-        } else {
-            message
-        }
-    }
-
-    // IMHO `new_regular` should take `mix_hops: Option<u8>` as an argument instead of creating
-    // this function, but that would potentially break backwards compatibility with the current API
-    pub fn new_regular_with_custom_hops(
-        recipient: Recipient,
-        data: Vec<u8>,
-        lane: TransmissionLane,
-        packet_type: Option<PacketType>,
-        mix_hops: Option<u8>,
-    ) -> Self {
-        let message = InputMessage::Regular {
-            recipient,
-            data,
-            lane,
-            mix_hops,
         };
         if let Some(packet_type) = packet_type {
             InputMessage::new_wrapper(message, packet_type)
@@ -137,31 +116,7 @@ impl InputMessage {
             data,
             reply_surbs,
             lane,
-            mix_hops: None,
+            max_retransmissions: None,
-        };
-        if let Some(packet_type) = packet_type {
-            InputMessage::new_wrapper(message, packet_type)
-        } else {
-            message
-        }
-    }
-
-    // IMHO `new_anonymous` should take `mix_hops: Option<u8>` as an argument instead of creating
-    // this function, but that would potentially break backwards compatibility with the current API
-    pub fn new_anonymous_with_custom_hops(
-        recipient: Recipient,
-        data: Vec<u8>,
-        reply_surbs: u32,
-        lane: TransmissionLane,
-        packet_type: Option<PacketType>,
-        mix_hops: Option<u8>,
-    ) -> Self {
-        let message = InputMessage::Anonymous {
-            recipient,
-            data,
-            reply_surbs,
-            lane,
-            mix_hops,
         };
         if let Some(packet_type) = packet_type {
             InputMessage::new_wrapper(message, packet_type)
@@ -180,6 +135,7 @@ impl InputMessage {
             recipient_tag,
             data,
             lane,
+            max_retransmissions: None,
         };
         if let Some(packet_type) = packet_type {
             InputMessage::new_wrapper(message, packet_type)
@@ -197,4 +153,34 @@ impl InputMessage {
             InputMessage::MessageWrapper { message, .. } => message.lane(),
         }
     }
+
+    pub fn set_max_retransmissions(&mut self, max_retransmissions: u32) -> &mut Self {
+        match self {
+            InputMessage::Regular {
+                max_retransmissions: m,
+                ..
+            }
+            | InputMessage::Anonymous {
+                max_retransmissions: m,
+                ..
+            }
+            | InputMessage::Reply {
+                max_retransmissions: m,
+                ..
+            } => {
+                *m = Some(max_retransmissions);
+            }
+            InputMessage::Premade { .. } => {}
+            InputMessage::MessageWrapper { message, .. } => {
+                message.set_max_retransmissions(max_retransmissions);
+            }
+        }
+
+        self
+    }
+
+    pub fn with_max_retransmissions(mut self, max_retransmissions: u32) -> Self {
+        self.set_max_retransmissions(max_retransmissions);
+        self
+    }
 }