[DOCs/operators]: Release notes for v2025.19 kase (#6157)

* add release and operators notes

* bump up version

* fix location in csv to USA

* bump up stats

* typo fix

.github/workflows/ci-build.yml

@@ -8,13 +8,10 @@ on:
       - 'gateway/**'
       - 'integrations/**'
       - 'nym-api/**'
-      - 'nym-authenticator-client/**'
       - 'nym-credential-proxy/**'
-      - 'nym-ip-packet-client/**'
       - 'nym-network-monitor/**'
       - 'nym-node/**'
       - 'nym-node-status-api/**'
-      - 'nym-registration-client/**'
       - 'nym-statistics-api/**'
       - 'nym-outfox/**'
       - 'nym-validator-rewarder/**'

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

@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/ci-check-nym-stats-api-version.yml

@@ -10,13 +10,13 @@ env:
 
 jobs:
   check-if-tag-exists:
-    runs-on: arc-linux-latest-dind
+    runs-on: arc-ubuntu-22.04-dind
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

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

@@ -6,14 +6,16 @@ on:
     paths:
       - "ts-packages/**"
       - "sdk/typescript/**"
+      - "nym-connect/desktop/src/**"
+      - "nym-connect/desktop/package.json"
       - "nym-wallet/src/**"
       - "nym-wallet/package.json"
-      - "explorer-v2/**"
+      - "explorer/**"
       - ".github/workflows/ci-lint-typescript.yml"
 
 jobs:
   build:
-    runs-on: arc-linux-latest
+    runs-on: ubuntu-22.04
     env:
       RUSTUP_PERMIT_COPY_RENAME: 1
     steps:
@@ -23,7 +25,6 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: 20
-
       - name: Setup yarn
         run: npm install -g yarn
 
@@ -36,12 +37,14 @@ jobs:
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
 
       - name: Install wasm-opt
-        run: cargo install wasm-opt
+        uses: ./.github/actions/install-wasm-opt
+        with:
+          version: '116'
 
       - name: Set up Go
-        uses: actions/setup-go@v6
+        uses: actions/setup-go@v5
         with:
-          go-version: "1.24.6"
+          go-version: "1.23.7"
 
       - name: Install
         run: yarn
@@ -49,11 +52,7 @@ jobs:
       - name: Build packages
         run: yarn build:ci
 
-      - name: Install again
-        run: yarn
-
       - name: Lint
         run: yarn lint
-
       - name: Typecheck with tsc
         run: yarn tsc

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

@@ -8,7 +8,7 @@ on:
 
 jobs:
   build:
-    runs-on: arc-linux-latest
+    runs-on: custom-linux
     steps:
       - uses: actions/checkout@v4
 

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

@@ -31,7 +31,7 @@ jobs:
           components: rustfmt, clippy
 
       - name: Set up Go
-        uses: actions/setup-go@v6
+        uses: actions/setup-go@v5
         with:
           go-version: "1.24.6"
 

.github/workflows/ci-sonar.yml

@@ -14,6 +14,6 @@ jobs:
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
       - name: SonarQube Scan
-        uses: SonarSource/sonarqube-scan-action@v6
+        uses: SonarSource/sonarqube-scan-action@v5
         env:
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}

.github/workflows/deploy-github-pages.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Setup Pages
         uses: actions/configure-pages@v5
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v4
+        uses: actions/upload-pages-artifact@v3
         with:
           # Upload entire repository
           path: './ppa'

.github/workflows/greetings.yml

@@ -8,6 +8,6 @@ jobs:
     steps:
     - uses: actions/first-interaction@v3
       with:
-        repo_token: ${{ secrets.GITHUB_TOKEN }}
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
-        issue_message: 'Thank you for raising this issue'
+        issue-message: 'Thank you for raising this issue'
-        pr_message: 'Thank you for making this first PR'
+        pr-message: 'Thank you for making this first PR'

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

@@ -4,7 +4,7 @@ on:
 
 jobs:
   publish:
-    runs-on: ubuntu-latest
+    runs-on: arc-ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
 
@@ -17,13 +17,10 @@ jobs:
       - name: Setup yarn
         run: npm install -g yarn
 
-      - name: Install rust toolchain
+      - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
-          profile: minimal
           toolchain: stable
-          override: true
-          components: rustfmt, clippy
 
       - name: Install wasm-pack
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
@@ -32,9 +29,9 @@ jobs:
         run: cargo install wasm-opt
 
       - name: Set up Go
-        uses: actions/setup-go@v6
+        uses: actions/setup-go@v5
         with:
-          go-version: "1.24.6"
+          go-version: "1.23.7"
 
       - 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@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         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@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         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@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/nym-network-monitor/Cargo.toml

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

@@ -3,6 +3,11 @@ name: Build and upload Node Status agent container to harbor.nymte.ch
 on:
   workflow_dispatch:
     inputs:
+      gateway_probe_git_ref:
+        type: string
+        default: nym-vpn-core-v1.4.0
+        required: true
+        description: Which gateway probe git ref to build the image with
       release_image:
         description: 'Tag image as a release'
         required: true
@@ -38,6 +43,16 @@ jobs:
           VERSION=$(yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml)
           echo "result=$VERSION" >> $GITHUB_OUTPUT
 
+      - name: cleanup-gateway-probe-ref
+        id: cleanup_gateway_probe_ref
+        run: |
+          GATEWAY_PROBE_GIT_REF=${{ github.event.inputs.gateway_probe_git_ref }}
+          GIT_REF_SLUG="${GATEWAY_PROBE_GIT_REF//\//-}"
+          echo "git_ref=${GIT_REF_SLUG}" >> $GITHUB_OUTPUT
+
+      - name: Set GIT_TAG variable
+        run: echo "GIT_TAG=${{ env.WORKING_DIRECTORY }}-${{ steps.get_version.outputs.result }}-${{ steps.cleanup_gateway_probe_ref.outputs.git_ref }}" >> $GITHUB_ENV
+
       - name: Initialize RELEASE_TAG
         run: echo "RELEASE_TAG=" >> $GITHUB_ENV
       
@@ -46,12 +61,24 @@ jobs:
         run: echo "RELEASE_TAG=golden-" >> $GITHUB_ENV
       
       - name: Set IMAGE_NAME_AND_TAGS variable
-        run: echo "IMAGE_NAME_AND_TAGS=${{ env.CONTAINER_NAME }}:${{ env.RELEASE_TAG }}${{ steps.get_version.outputs.result }}" >> $GITHUB_ENV
+        run: echo "IMAGE_NAME_AND_TAGS=${{ env.CONTAINER_NAME }}:${{ env.RELEASE_TAG }}${{ steps.get_version.outputs.result }}-${{ steps.cleanup_gateway_probe_ref.outputs.git_ref }}" >> $GITHUB_ENV
         
       - name: New env vars
-        run: echo "RELEASE_TAG='$RELEASE_TAG' IMAGE_NAME_AND_TAGS='$IMAGE_NAME_AND_TAGS'"        
+        run: echo "RELEASE_TAG='$RELEASE_TAG' GIT_TAG='$GIT_TAG' IMAGE_NAME_AND_TAGS='$IMAGE_NAME_AND_TAGS'"        
+
+      # - name: Remove existing tag if exists
+      #   run: |
+      #     if git rev-parse $${{ env.GIT_TAG }} >/dev/null 2>&1; then
+      #       git push --delete origin $${{ env.GIT_TAG }}
+      #       git tag -d $${{ env.GIT_TAG }}
+      #     fi
+
+      # - name: Create tag
+      #   run: |
+      #     git tag -a $${{ env.GIT_TAG }} -m "Version ${{ steps.get_version.outputs.result }}-${{ steps.cleanup_gateway_probe_ref.outputs.git_ref }}"
+      #     git push origin $${{ env.GIT_TAG }}
 
       - name: BuildAndPushImageOnHarbor
         run: |
-          docker build -f ${{ env.WORKING_DIRECTORY }}/Dockerfile . -t harbor.nymte.ch/nym/${{ env.IMAGE_NAME_AND_TAGS }}
+          docker build --build-arg GIT_REF=${{ github.event.inputs.gateway_probe_git_ref }} -f ${{ env.WORKING_DIRECTORY }}/Dockerfile . -t harbor.nymte.ch/nym/${{ env.IMAGE_NAME_AND_TAGS }}
           docker push harbor.nymte.ch/nym/${{ env.CONTAINER_NAME }} --all-tags

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

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/nym-api/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@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

.github/workflows/push-nym-statistics-api.yaml

@@ -26,7 +26,7 @@ jobs:
           git config --global user.name "Lawrence Stalder"
 
       - name: Get version from cargo.toml
-        uses: mikefarah/yq@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         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@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         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@v4.48.1
+        uses: mikefarah/yq@v4.47.1
         id: get_version
         with:
           cmd: yq -oy '.package.version' ${{ env.WORKING_DIRECTORY }}/Cargo.toml

CHANGELOG.md

@@ -4,100 +4,6 @@ Post 1.0.0 release, the changelog format is based on [Keep a Changelog](https://
 
 ## [Unreleased]
 
-## [2025.21-mozzarella] (2025-11-25)
-
-- [bugfix] Tunnel not waiting on MixnetClient to shut down cleanly ([#6225])
-- bugfix: fix credential proxy upgrade mode attestation url arg ([#6202])
-- HTTP API resilience enable & domain rotation conditions ([#6200])
-- Remove debug feature from http-macro spec in gateway probe ([#6195])
-- DNS relibility and troubleshooting  ([#6179])
-- [bugfix] Distinguish authenticator errors by credential spent ([#6176])
-- Typescript SDK 1.4.1 ([#6146])
-- Enable URL rotation and retries for mixnet gateway init ([#6126])
-- Feature/credential proxy jwt ([#5957])
-
-[#6225]: https://github.com/nymtech/nym/pull/6225
-[#6202]: https://github.com/nymtech/nym/pull/6202
-[#6200]: https://github.com/nymtech/nym/pull/6200
-[#6195]: https://github.com/nymtech/nym/pull/6195
-[#6179]: https://github.com/nymtech/nym/pull/6179
-[#6176]: https://github.com/nymtech/nym/pull/6176
-[#6146]: https://github.com/nymtech/nym/pull/6146
-[#6126]: https://github.com/nymtech/nym/pull/6126
-[#5957]: https://github.com/nymtech/nym/pull/5957
-
-## [2025.20-leerdammer] (2025-11-12)
-
-- Max/tweak ts sdk actions ([#6185])
-- chore: resolve clippy 1.91 warnings ([#6168])
-- [chore] Remove unused dependencies ([#6151])
-- Use typed-builder for registration client builder config ([#6150])
-- tommy is too quick ([#6149])
-- configurable mixnet client startup timeout ([#6148])
-- [Feature/operators]: QUIC bridge deployment script v2 ([#6145])
-- Bugfix: Add circuit breaker ([#6143])
-- bugfix: update internal owner address in transferred share ([#6139])
-- Update quic_bridge_deployment.sh for IPv4 and .deb package ([#6138])
-- feat: expose more explicit new_with_fronted_urls builder for http API client ([#6136])
-- bugfix: update stored epoch share when changing ownership ([#6135])
-- Domain fronting ([#6134])
-- bugfix: update stored epoch share when changing announce address ([#6131])
-
-[#6185]: https://github.com/nymtech/nym/pull/6185
-[#6168]: https://github.com/nymtech/nym/pull/6168
-[#6151]: https://github.com/nymtech/nym/pull/6151
-[#6150]: https://github.com/nymtech/nym/pull/6150
-[#6149]: https://github.com/nymtech/nym/pull/6149
-[#6148]: https://github.com/nymtech/nym/pull/6148
-[#6145]: https://github.com/nymtech/nym/pull/6145
-[#6143]: https://github.com/nymtech/nym/pull/6143
-[#6139]: https://github.com/nymtech/nym/pull/6139
-[#6138]: https://github.com/nymtech/nym/pull/6138
-[#6136]: https://github.com/nymtech/nym/pull/6136
-[#6135]: https://github.com/nymtech/nym/pull/6135
-[#6134]: https://github.com/nymtech/nym/pull/6134
-[#6131]: https://github.com/nymtech/nym/pull/6131
-
-## [2025.19-kase] (2025-10-30)
-
-- update ns agent workflow ([#6154])
-- Cherry pick - request #6143 from nymtech/bugfix/mix-tx-closed-v2 ([#6153])
-- bugfix: nym-credential-proxy query params parsing regression ([#6121])
-- bugfix: revert some dep updates introduced in #6043 ([#6120])
-- Skip ipv6 metadata endpoint request ([#6118])
-- update to no longer use 1mb files ([#6117])
-- chore: restore pending dkg contract state migration ([#6116])
-- Revert "Propagate cancel token to mixnet client" ([#6115])
-- Update dirs to 6.0 ([#6109])
-- Propagate cancel token to mixnet client ([#6105])
-- bugfix: retrieve and update ticketbook in the same query ([#6101])
-- bugfix: include network name in the default gateway probe config path ([#6100])
-- Bugfix/incompatibility fixes ([#6099])
-- [DOCs/operators] QUIC deployment script & docs ([#6098])
-- bugfix: testnet manager 02sql migration ([#6096])
-- feat: move gateway probe to monorepo (and update to rust edition 2024) ([#6094])
-- bugfix: use custom topology provider for list of init gateways ([#6092])
-- Max/fix wasm client + build commands ([#6043])
-
-[#6154]: https://github.com/nymtech/nym/pull/6154
-[#6153]: https://github.com/nymtech/nym/pull/6153
-[#6121]: https://github.com/nymtech/nym/pull/6121
-[#6120]: https://github.com/nymtech/nym/pull/6120
-[#6118]: https://github.com/nymtech/nym/pull/6118
-[#6117]: https://github.com/nymtech/nym/pull/6117
-[#6116]: https://github.com/nymtech/nym/pull/6116
-[#6115]: https://github.com/nymtech/nym/pull/6115
-[#6109]: https://github.com/nymtech/nym/pull/6109
-[#6105]: https://github.com/nymtech/nym/pull/6105
-[#6101]: https://github.com/nymtech/nym/pull/6101
-[#6100]: https://github.com/nymtech/nym/pull/6100
-[#6099]: https://github.com/nymtech/nym/pull/6099
-[#6098]: https://github.com/nymtech/nym/pull/6098
-[#6096]: https://github.com/nymtech/nym/pull/6096
-[#6094]: https://github.com/nymtech/nym/pull/6094
-[#6092]: https://github.com/nymtech/nym/pull/6092
-[#6043]: https://github.com/nymtech/nym/pull/6043
-
 ## [2025.18-jarlsberg] (2025-10-14)
 
 - ns-api: add descriptions to dVPN gateway responses ([#6102])

Cargo.lock

@@ -1283,7 +1283,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "117725a109d387c937a1533ce01b450cbde6b88abceea8473c4d7a85853cda3c"
 dependencies = [
  "lazy_static",
- "windows-sys 0.48.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -2579,7 +2579,7 @@ dependencies = [
 
 [[package]]
 name = "extension-storage"
-version = "1.4.1"
+version = "1.4.0-rc.0"
 dependencies = [
  "bip39",
  "console_error_panic_hook",
@@ -3965,7 +3965,7 @@ checksum = "e04d7f318608d35d4b61ddd75cbdaee86b023ebe2bd5a66ee0915f0bf93095a9"
 dependencies = [
  "hermit-abi",
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -4374,11 +4374,11 @@ dependencies = [
 
 [[package]]
 name = "matchers"
-version = "0.2.0"
+version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d1525a2a28c7f4fa0fc98bb91ae755d1e2d1505079e05539e35bc876b5d65ae9"
+checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
 dependencies = [
- "regex-automata",
+ "regex-automata 0.1.10",
 ]
 
 [[package]]
@@ -4478,7 +4478,7 @@ dependencies = [
 
 [[package]]
 name = "mix-fetch-wasm"
-version = "1.4.1"
+version = "1.4.0-rc.0"
 dependencies = [
  "async-trait",
  "futures",
@@ -4488,7 +4488,6 @@ dependencies = [
  "nym-ordered-buffer",
  "nym-service-providers-common",
  "nym-socks5-requests",
- "nym-validator-client",
  "rand 0.8.5",
  "serde",
  "serde-wasm-bindgen 0.6.5",
@@ -4741,15 +4740,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "nu-ansi-term"
-version = "0.50.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4a28e057d01f97e61255210fcff094d74ed0466038633e95017f5beb68e4399"
-dependencies = [
- "windows-sys 0.52.0",
-]
-
 [[package]]
 name = "num-bigint"
 version = "0.4.6"
@@ -4834,7 +4824,7 @@ dependencies = [
 
 [[package]]
 name = "nym-api"
-version = "1.1.70"
+version = "1.1.67"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -4905,7 +4895,7 @@ dependencies = [
  "tokio",
  "tokio-stream",
  "tokio-util",
- "tower-http",
+ "tower-http 0.5.2",
  "tracing",
  "ts-rs",
  "url",
@@ -4997,7 +4987,6 @@ dependencies = [
  "nym-network-defaults",
  "nym-service-provider-requests-common",
  "nym-sphinx",
- "nym-test-utils",
  "nym-wireguard-types",
  "rand 0.8.5",
  "semver 1.0.26",
@@ -5005,7 +4994,6 @@ dependencies = [
  "sha2 0.10.9",
  "strum_macros",
  "thiserror 2.0.12",
- "tracing",
  "x25519-dalek",
 ]
 
@@ -5014,16 +5002,21 @@ name = "nym-bandwidth-controller"
 version = "0.1.0"
 dependencies = [
  "async-trait",
+ "bip39",
  "log",
  "nym-credential-storage",
  "nym-credentials",
  "nym-credentials-interface",
  "nym-crypto",
+ "nym-ecash-contract-common",
  "nym-ecash-time",
+ "nym-network-defaults",
  "nym-task",
  "nym-validator-client",
  "rand 0.8.5",
  "thiserror 2.0.12",
+ "url",
+ "zeroize",
 ]
 
 [[package]]
@@ -5057,7 +5050,7 @@ dependencies = [
 
 [[package]]
 name = "nym-cli"
-version = "1.1.67"
+version = "1.1.64"
 dependencies = [
  "anyhow",
  "base64 0.22.1",
@@ -5140,7 +5133,7 @@ dependencies = [
 
 [[package]]
 name = "nym-client"
-version = "1.1.67"
+version = "1.1.64"
 dependencies = [
  "bs58",
  "clap",
@@ -5290,7 +5283,7 @@ dependencies = [
 
 [[package]]
 name = "nym-client-wasm"
-version = "1.4.1"
+version = "1.4.0-rc.0"
 dependencies = [
  "anyhow",
  "futures",
@@ -5469,11 +5462,8 @@ dependencies = [
  "nym-crypto",
  "nym-ecash-contract-common",
  "nym-ecash-signer-check",
- "nym-http-api-client",
  "nym-http-api-common",
  "nym-network-defaults",
- "nym-pemstore",
- "nym-upgrade-mode-check",
  "nym-validator-client",
  "rand 0.8.5",
  "reqwest 0.12.22",
@@ -5487,7 +5477,7 @@ dependencies = [
  "time",
  "tokio",
  "tokio-util",
- "tower-http",
+ "tower-http 0.5.2",
  "tracing",
  "url",
  "utoipa",
@@ -5544,7 +5534,6 @@ dependencies = [
  "nym-http-api-client",
  "nym-http-api-common",
  "nym-serde-helpers",
- "nym-upgrade-mode-check",
  "reqwest 0.12.22",
  "schemars 0.8.22",
  "serde",
@@ -5576,7 +5565,6 @@ dependencies = [
  "sqlx",
  "sqlx-pool-guard",
  "thiserror 2.0.12",
- "time",
  "tokio",
  "zeroize",
 ]
@@ -5612,13 +5600,12 @@ dependencies = [
  "nym-api-requests",
  "nym-credentials",
  "nym-credentials-interface",
- "nym-crypto",
  "nym-ecash-contract-common",
  "nym-gateway-requests",
  "nym-gateway-storage",
  "nym-task",
- "nym-upgrade-mode-check",
  "nym-validator-client",
+ "rand 0.8.5",
  "si-scale",
  "thiserror 2.0.12",
  "time",
@@ -5658,7 +5645,6 @@ dependencies = [
  "nym-compact-ecash",
  "nym-ecash-time",
  "nym-network-defaults",
- "nym-upgrade-mode-check",
  "rand 0.8.5",
  "serde",
  "strum",
@@ -5675,7 +5661,6 @@ dependencies = [
  "aead",
  "aes",
  "aes-gcm-siv",
- "anyhow",
  "base64 0.22.1",
  "blake3",
  "bs58",
@@ -5689,12 +5674,10 @@ dependencies = [
  "jwt-simple",
  "nym-pemstore",
  "nym-sphinx-types",
- "nym-test-utils",
  "rand 0.8.5",
  "rand_chacha 0.3.1",
  "serde",
  "serde_bytes",
- "serde_json",
  "sha2 0.10.9",
  "subtle-encoding",
  "thiserror 2.0.12",
@@ -5809,6 +5792,7 @@ dependencies = [
 name = "nym-gateway"
 version = "1.1.36"
 dependencies = [
+ "anyhow",
  "async-trait",
  "bincode",
  "bip39",
@@ -5819,6 +5803,7 @@ dependencies = [
  "futures",
  "ipnetwork",
  "mock_instant",
+ "nym-api-requests",
  "nym-authenticator-requests",
  "nym-client-core",
  "nym-credential-verification",
@@ -5831,6 +5816,7 @@ dependencies = [
  "nym-id",
  "nym-ip-packet-router",
  "nym-mixnet-client",
+ "nym-mixnode-common",
  "nym-network-defaults",
  "nym-network-requester",
  "nym-node-metrics",
@@ -5840,18 +5826,20 @@ dependencies = [
  "nym-statistics-common",
  "nym-task",
  "nym-topology",
- "nym-upgrade-mode-check",
+ "nym-types",
  "nym-validator-client",
  "nym-wireguard",
  "nym-wireguard-private-metadata-server",
  "nym-wireguard-types",
  "rand 0.8.5",
  "serde",
+ "sha2 0.10.9",
  "thiserror 2.0.12",
  "time",
  "tokio",
  "tokio-stream",
  "tokio-tungstenite",
+ "tokio-util",
  "tracing",
  "url",
  "zeroize",
@@ -6062,7 +6050,6 @@ dependencies = [
  "thiserror 2.0.12",
  "tokio",
  "tracing",
- "tracing-subscriber",
  "url",
  "wasmtimer",
 ]
@@ -6367,7 +6354,7 @@ dependencies = [
 
 [[package]]
 name = "nym-network-requester"
-version = "1.1.68"
+version = "1.1.65"
 dependencies = [
  "addr",
  "anyhow",
@@ -6417,7 +6404,7 @@ dependencies = [
 
 [[package]]
 name = "nym-node"
-version = "1.22.0"
+version = "1.19.0"
 dependencies = [
  "anyhow",
  "arc-swap",
@@ -6448,7 +6435,6 @@ dependencies = [
  "nym-bin-common",
  "nym-client-core-config-types",
  "nym-config",
- "nym-credential-verification",
  "nym-crypto",
  "nym-gateway",
  "nym-gateway-stats-storage",
@@ -6491,7 +6477,7 @@ dependencies = [
  "tokio-stream",
  "tokio-util",
  "toml 0.8.23",
- "tower-http",
+ "tower-http 0.5.2",
  "tracing",
  "tracing-indicatif",
  "tracing-subscriber",
@@ -6521,13 +6507,13 @@ version = "0.1.0"
 dependencies = [
  "async-trait",
  "celes",
+ "humantime",
  "humantime-serde",
  "nym-bin-common",
  "nym-crypto",
  "nym-exit-policy",
  "nym-http-api-client",
  "nym-noise-keys",
- "nym-upgrade-mode-check",
  "nym-wireguard-types",
  "rand_chacha 0.3.1",
  "schemars 0.8.22",
@@ -6538,7 +6524,6 @@ dependencies = [
  "thiserror 2.0.12",
  "time",
  "tokio",
- "url",
  "utoipa",
 ]
 
@@ -6561,7 +6546,7 @@ dependencies = [
 
 [[package]]
 name = "nym-node-status-api"
-version = "4.0.12"
+version = "4.0.11-rc1"
 dependencies = [
  "ammonia",
  "anyhow",
@@ -6609,7 +6594,7 @@ dependencies = [
  "tokio",
  "tokio-stream",
  "tokio-util",
- "tower-http",
+ "tower-http 0.5.2",
  "tracing",
  "tracing-log 0.2.0",
  "tracing-subscriber",
@@ -6657,7 +6642,7 @@ dependencies = [
 
 [[package]]
 name = "nym-node-tester-wasm"
-version = "1.3.1"
+version = "1.3.0-rc.0"
 dependencies = [
  "futures",
  "js-sys",
@@ -6946,7 +6931,7 @@ dependencies = [
 
 [[package]]
 name = "nym-socks5-client"
-version = "1.1.67"
+version = "1.1.64"
 dependencies = [
  "bs58",
  "clap",
@@ -7206,7 +7191,7 @@ dependencies = [
 
 [[package]]
 name = "nym-statistics-api"
-version = "0.3.0"
+version = "0.2.1"
 dependencies = [
  "anyhow",
  "axum",
@@ -7220,12 +7205,13 @@ dependencies = [
  "nym-statistics-common",
  "nym-task",
  "nym-validator-client",
+ "serde",
  "serde_json",
  "sqlx",
  "time",
  "tokio",
  "tokio-util",
- "tower-http",
+ "tower-http 0.5.2",
  "tracing",
  "tracing-subscriber",
  "url",
@@ -7392,21 +7378,18 @@ dependencies = [
  "jwt-simple",
  "nym-crypto",
  "nym-http-api-client",
- "nym-test-utils",
  "reqwest 0.12.22",
  "serde",
  "serde_json",
  "thiserror 2.0.12",
  "time",
  "tracing",
- "utoipa",
 ]
 
 [[package]]
 name = "nym-validator-client"
 version = "0.1.0"
 dependencies = [
- "anyhow",
  "async-trait",
  "base64 0.22.1",
  "bip32",
@@ -7580,10 +7563,17 @@ dependencies = [
 name = "nym-wireguard"
 version = "0.1.0"
 dependencies = [
+ "async-trait",
  "base64 0.22.1",
+ "bincode",
+ "chrono",
+ "dashmap",
  "defguard_wireguard_rs",
+ "dyn-clone",
  "futures",
  "ip_network",
+ "log",
+ "nym-authenticator-requests",
  "nym-credential-verification",
  "nym-credentials-interface",
  "nym-crypto",
@@ -7594,9 +7584,11 @@ dependencies = [
  "nym-task",
  "nym-wireguard-types",
  "thiserror 2.0.12",
+ "time",
  "tokio",
  "tokio-stream",
  "tracing",
+ "x25519-dalek",
 ]
 
 [[package]]
@@ -7624,7 +7616,7 @@ dependencies = [
  "nym-wireguard-private-metadata-shared",
  "tokio",
  "tokio-util",
- "tower-http",
+ "tower-http 0.5.2",
  "utoipa",
  "utoipa-swagger-ui",
 ]
@@ -7648,21 +7640,16 @@ version = "1.0.0"
 dependencies = [
  "async-trait",
  "axum",
- "futures",
  "nym-credential-verification",
  "nym-credentials-interface",
- "nym-crypto",
  "nym-http-api-client",
  "nym-http-api-common",
- "nym-upgrade-mode-check",
  "nym-wireguard",
  "nym-wireguard-private-metadata-client",
  "nym-wireguard-private-metadata-server",
  "nym-wireguard-private-metadata-shared",
- "time",
  "tokio",
- "tower 0.5.2",
+ "tower-http 0.5.2",
- "tower-http",
  "utoipa",
 ]
 
@@ -7671,7 +7658,10 @@ name = "nym-wireguard-types"
 version = "0.1.0"
 dependencies = [
  "base64 0.22.1",
+ "log",
+ "nym-config",
  "nym-crypto",
+ "nym-network-defaults",
  "rand 0.8.5",
  "serde",
  "thiserror 2.0.12",
@@ -7680,7 +7670,7 @@ dependencies = [
 
 [[package]]
 name = "nymvisor"
-version = "0.1.32"
+version = "0.1.29"
 dependencies = [
  "anyhow",
  "bytes",
@@ -7731,7 +7721,7 @@ dependencies = [
  "time",
  "tokio",
  "tokio-util",
- "tower-http",
+ "tower-http 0.5.2",
  "tracing",
  "tracing-subscriber",
  "utoipa",
@@ -7834,9 +7824,9 @@ checksum = "d05e27ee213611ffe7d6348b942e8f942b37114c00cc03cec254295a4a17852e"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.110"
+version = "0.9.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a9f0075ba3c21b09f8e8b2026584b1d18d49388648f2fbbf3c97ea8deced8e2"
+checksum = "90096e2e47630d78b7d1c20952dc621f957103f8bc2c8359ec81290d75238571"
 dependencies = [
  "cc",
  "libc",
@@ -8659,7 +8649,7 @@ dependencies = [
  "once_cell",
  "socket2 0.5.10",
  "tracing",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -8820,8 +8810,17 @@ checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-automata",
+ "regex-automata 0.4.9",
- "regex-syntax",
+ "regex-syntax 0.8.5",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
+dependencies = [
+ "regex-syntax 0.6.29",
 ]
 
 [[package]]
@@ -8832,9 +8831,15 @@ checksum = "809e8dc61f6de73b46c85f4c96486310fe304c434cfa43669d7b40f711150908"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax",
+ "regex-syntax 0.8.5",
 ]
 
+[[package]]
+name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
+
 [[package]]
 name = "regex-syntax"
 version = "0.8.5"
@@ -8914,7 +8919,7 @@ dependencies = [
  "tokio-rustls 0.26.2",
  "tokio-util",
  "tower 0.5.2",
- "tower-http",
+ "tower-http 0.6.6",
  "tower-service",
  "url",
  "wasm-bindgen",
@@ -9114,7 +9119,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys 0.4.15",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -10430,7 +10435,7 @@ dependencies = [
  "getrandom 0.3.3",
  "once_cell",
  "rustix 1.0.8",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -11049,9 +11054,9 @@ dependencies = [
 
 [[package]]
 name = "tower-http"
-version = "0.6.6"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adc82fd73de2a9722ac5da747f12383d2bfdb93591ee6c58486e0097890f05f2"
+checksum = "1e9cd434a998747dd2c4276bc96ee2e0c7a2eadf3cae88e52be55a05fa9053f5"
 dependencies = [
  "async-compression",
  "bitflags 2.9.1",
@@ -11063,19 +11068,35 @@ dependencies = [
  "http-body-util",
  "http-range-header",
  "httpdate",
- "iri-string",
  "mime",
  "mime_guess",
  "percent-encoding",
  "pin-project-lite",
  "tokio",
  "tokio-util",
- "tower 0.5.2",
  "tower-layer",
  "tower-service",
  "tracing",
 ]
 
+[[package]]
+name = "tower-http"
+version = "0.6.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "adc82fd73de2a9722ac5da747f12383d2bfdb93591ee6c58486e0097890f05f2"
+dependencies = [
+ "bitflags 2.9.1",
+ "bytes",
+ "futures-util",
+ "http 1.3.1",
+ "http-body 1.0.1",
+ "iri-string",
+ "pin-project-lite",
+ "tower 0.5.2",
+ "tower-layer",
+ "tower-service",
+]
+
 [[package]]
 name = "tower-layer"
 version = "0.3.3"
@@ -11181,14 +11202,14 @@ dependencies = [
 
 [[package]]
 name = "tracing-subscriber"
-version = "0.3.20"
+version = "0.3.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2054a14f5307d601f88daf0553e1cbf472acc4f2c51afab632431cdcd72124d5"
+checksum = "e8189decb5ac0fa7bc8b96b7cb9b2701d60d48805aca84a238004d665fcc4008"
 dependencies = [
  "matchers",
- "nu-ansi-term 0.50.1",
+ "nu-ansi-term",
  "once_cell",
- "regex-automata",
+ "regex",
  "sharded-slab",
  "smallvec",
  "thread_local",
@@ -11224,7 +11245,7 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2ec6adcab41b1391b08a308cc6302b79f8095d1673f6947c2dc65ffb028b0b2d"
 dependencies = [
- "nu-ansi-term 0.46.0",
+ "nu-ansi-term",
  "tracing-core",
  "tracing-log 0.1.4",
  "tracing-subscriber",
@@ -12226,7 +12247,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]

Cargo.toml

@@ -150,7 +150,7 @@ members = [
     "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/sdk-version-bump",
     "tools/internal/ssl-inject",
     "tools/internal/testnet-manager",
     "tools/internal/testnet-manager/dkg-bypass-contract",
@@ -171,7 +171,6 @@ members = [
 default-members = [
     "clients/native",
     "clients/socks5",
-    "nym-authenticator-client",
     "nym-api",
     "nym-credential-proxy/nym-credential-proxy",
     "nym-node",
@@ -347,11 +346,11 @@ tokio-tungstenite = { version = "0.20.1" }
 tokio-util = "0.7.15"
 toml = "0.8.22"
 tower = "0.5.2"
-tower-http = "0.6.6"
+tower-http = "0.5.2"
 tracing = "0.1.41"
 tracing-log = "0.2"
 tracing-opentelemetry = "0.19.0"
-tracing-subscriber = "0.3.20"
+tracing-subscriber = "0.3.19"
 tracing-tree = "0.2.2"
 tracing-indicatif = "0.3.9"
 tracing-test = "0.2.5"
@@ -454,11 +453,6 @@ opt-level = 'z'
 unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tokio_unstable)'] }
 
 [workspace.lints.clippy]
-suspicious = "deny"
-complexity = "deny"
-perf = "deny"
-style = "deny"
-
 unwrap_used = "deny"
 expect_used = "deny"
 todo = "deny"

Makefile

@@ -107,16 +107,16 @@ sdk-wasm-build:
 	$(MAKE) -C nym-browser-extension/storage wasm-pack
 	$(MAKE) -C wasm/client
 	$(MAKE) -C wasm/node-tester
-	$(MAKE) -C wasm/mix-fetch
+	# $(MAKE) -C wasm/mix-fetch
 	$(MAKE) -C wasm/zknym-lib
 	# $(MAKE) -C wasm/full-nym-wasm
 
 # run this from npm/yarn to ensure tools are in the path, e.g. yarn build:sdk from root of repo
 sdk-typescript-build:
 	npx lerna run --scope @nymproject/sdk build --stream
-	npx lerna run --scope @nymproject/mix-fetch build --stream
+	# npx lerna run --scope @nymproject/mix-fetch build --stream
-	npx lerna run --scope @nymproject/node-tester build --stream
+	# npx lerna run --scope @nymproject/node-tester build --stream
-	yarn --cwd sdk/typescript/codegen/contract-clients build
+	# yarn --cwd sdk/typescript/codegen/contract-clients build
 
 # NOTE: These targets are part of the main workspace (but not as wasm32-unknown-unknown)
 WASM_CRATES = extension-storage nym-client-wasm nym-node-tester-wasm zknym-lib

clients/native/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nym-client"
-version = "1.1.67"
+version = "1.1.64"
 authors = ["Dave Hrycyszyn <futurechimp@users.noreply.github.com>", "Jędrzej Stuczyński <andrew@nymtech.net>"]
 description = "Implementation of the Nym Client"
 edition = "2021"

clients/socks5/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "nym-socks5-client"
-version = "1.1.67"
+version = "1.1.64"
 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"

common/authenticator-requests/Cargo.toml

@@ -16,7 +16,6 @@ serde = { workspace = true, features = ["derive"] }
 semver = { workspace = true }
 strum_macros = { workspace = true }
 thiserror = { workspace = true }
-tracing = { workspace = true }
 
 nym-credentials-interface = { path = "../credentials-interface" }
 nym-crypto = { path = "../crypto", features = ["asymmetric"] }
@@ -30,13 +29,7 @@ hmac = { workspace = true, optional = true }
 sha2 = { workspace = true, optional = true }
 x25519-dalek = { workspace = true, features = ["static_secrets"] }
 
-[dev-dependencies]
-nym-test-utils = { path = "../test-utils" }
-
 [features]
 default = ["verify"]
 # this is moved to a separate feature as we really need clients to import it (especially, *cough*, wasm)
 verify = ["hmac", "sha2"]
-
-[lints]
-workspace = true

common/authenticator-requests/src/client_message.rs

@@ -6,11 +6,9 @@ use nym_wireguard_types::PeerPublicKey;
 
 use crate::{
     AuthenticatorVersion, Error,
-    traits::{
+    latest::registration::IpPair,
-        FinalMessage, InitMessage, QueryBandwidthMessage, TopUpMessage, UpgradeModeMessage,
+    traits::{FinalMessage, InitMessage, QueryBandwidthMessage, TopUpMessage, Versionable},
-        Versionable,
+    v2, v3, v4, v5,
-    },
-    v2, v3, v4, v5, v6,
 };
 
 // This is very redundant with AuthenticatorRequest and I reckon they could be smooshed.
@@ -21,293 +19,6 @@ pub enum ClientMessage {
     Final(Box<dyn FinalMessage + Send + Sync + 'static>),
     Query(Box<dyn QueryBandwidthMessage + Send + Sync + 'static>),
     TopUp(Box<dyn TopUpMessage + Send + Sync + 'static>),
-    UpgradeModeCheck(Box<dyn UpgradeModeMessage + Send + Sync + 'static>),
-}
-
-pub struct SerialisedRequest {
-    pub bytes: Vec<u8>,
-    pub request_id: u64,
-}
-
-impl SerialisedRequest {
-    pub fn new(bytes: Vec<u8>, request_id: u64) -> Self {
-        Self { bytes, request_id }
-    }
-}
-
-impl ClientMessage {
-    fn serialise_v1(&self) -> Result<SerialisedRequest, Error> {
-        Err(Error::UnsupportedVersion)
-    }
-
-    fn serialise_v2(&self, reply_to: Recipient) -> Result<SerialisedRequest, Error> {
-        use v2::{
-            registration::{ClientMac, FinalMessage, GatewayClient, InitMessage},
-            request::AuthenticatorRequest,
-        };
-        match self {
-            ClientMessage::Initial(init_message) => {
-                let (req, id) = AuthenticatorRequest::new_initial_request(
-                    InitMessage {
-                        pub_key: init_message.pub_key(),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Final(final_message) => {
-                let (req, id) = AuthenticatorRequest::new_final_request(
-                    FinalMessage {
-                        gateway_client: GatewayClient {
-                            pub_key: final_message.gateway_client_pub_key(),
-                            private_ip: final_message
-                                .gateway_client_ipv4()
-                                .ok_or(Error::UnsupportedMessage)?
-                                .into(),
-                            mac: ClientMac::new(final_message.gateway_client_mac()),
-                        },
-                        credential: final_message
-                            .credential()
-                            .and_then(|c| c.credential.into_zk_nym())
-                            .map(|c| *c),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Query(query_message) => {
-                let (req, id) =
-                    AuthenticatorRequest::new_query_request(query_message.pub_key(), reply_to);
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            _ => Err(Error::UnsupportedMessage),
-        }
-    }
-
-    fn serialise_v3(&self, reply_to: Recipient) -> Result<SerialisedRequest, Error> {
-        use v3::{
-            registration::{ClientMac, FinalMessage, GatewayClient, InitMessage},
-            request::AuthenticatorRequest,
-            topup::TopUpMessage,
-        };
-        match self {
-            ClientMessage::Initial(init_message) => {
-                let (req, id) = AuthenticatorRequest::new_initial_request(
-                    InitMessage {
-                        pub_key: init_message.pub_key(),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Final(final_message) => {
-                let (req, id) = AuthenticatorRequest::new_final_request(
-                    FinalMessage {
-                        gateway_client: GatewayClient {
-                            pub_key: final_message.gateway_client_pub_key(),
-                            private_ip: final_message
-                                .gateway_client_ipv4()
-                                .ok_or(Error::UnsupportedMessage)?
-                                .into(),
-                            mac: ClientMac::new(final_message.gateway_client_mac()),
-                        },
-                        credential: final_message
-                            .credential()
-                            .and_then(|c| c.credential.into_zk_nym())
-                            .map(|c| *c),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Query(query_message) => {
-                let (req, id) =
-                    AuthenticatorRequest::new_query_request(query_message.pub_key(), reply_to);
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::TopUp(top_up_message) => {
-                let (req, id) = AuthenticatorRequest::new_topup_request(
-                    TopUpMessage {
-                        pub_key: top_up_message.pub_key(),
-                        credential: top_up_message.credential(),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            _ => Err(Error::UnsupportedMessage),
-        }
-    }
-
-    fn serialise_v4(&self, reply_to: Recipient) -> Result<SerialisedRequest, Error> {
-        use v4::{
-            registration::{ClientMac, FinalMessage, GatewayClient, InitMessage, IpPair},
-            request::AuthenticatorRequest,
-            topup::TopUpMessage,
-        };
-        match self {
-            ClientMessage::Initial(init_message) => {
-                let (req, id) = AuthenticatorRequest::new_initial_request(
-                    InitMessage {
-                        pub_key: init_message.pub_key(),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Final(final_message) => {
-                let (req, id) = AuthenticatorRequest::new_final_request(
-                    FinalMessage {
-                        gateway_client: GatewayClient {
-                            pub_key: final_message.gateway_client_pub_key(),
-                            private_ips: IpPair {
-                                ipv4: final_message
-                                    .gateway_client_ipv4()
-                                    .ok_or(Error::UnsupportedMessage)?,
-                                ipv6: final_message
-                                    .gateway_client_ipv6()
-                                    .ok_or(Error::UnsupportedMessage)?,
-                            },
-                            mac: ClientMac::new(final_message.gateway_client_mac()),
-                        },
-                        credential: final_message
-                            .credential()
-                            .and_then(|c| c.credential.into_zk_nym())
-                            .map(|c| *c),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Query(query_message) => {
-                let (req, id) =
-                    AuthenticatorRequest::new_query_request(query_message.pub_key(), reply_to);
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::TopUp(top_up_message) => {
-                let (req, id) = AuthenticatorRequest::new_topup_request(
-                    TopUpMessage {
-                        pub_key: top_up_message.pub_key(),
-                        credential: top_up_message.credential(),
-                    },
-                    reply_to,
-                );
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            _ => Err(Error::UnsupportedMessage),
-        }
-    }
-
-    fn serialise_v5(&self) -> Result<SerialisedRequest, Error> {
-        use v5::{
-            registration::{ClientMac, FinalMessage, GatewayClient, InitMessage, IpPair},
-            request::AuthenticatorRequest,
-            topup::TopUpMessage,
-        };
-        match self {
-            ClientMessage::Initial(init_message) => {
-                let (req, id) = AuthenticatorRequest::new_initial_request(InitMessage {
-                    pub_key: init_message.pub_key(),
-                });
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Final(final_message) => {
-                let (req, id) = AuthenticatorRequest::new_final_request(FinalMessage {
-                    gateway_client: GatewayClient {
-                        pub_key: final_message.gateway_client_pub_key(),
-                        private_ips: IpPair {
-                            ipv4: final_message
-                                .gateway_client_ipv4()
-                                .ok_or(Error::UnsupportedMessage)?,
-                            ipv6: final_message
-                                .gateway_client_ipv6()
-                                .ok_or(Error::UnsupportedMessage)?,
-                        },
-                        mac: ClientMac::new(final_message.gateway_client_mac()),
-                    },
-                    credential: final_message
-                        .credential()
-                        .and_then(|c| c.credential.into_zk_nym())
-                        .map(|c| *c),
-                });
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Query(query_message) => {
-                let (req, id) = AuthenticatorRequest::new_query_request(query_message.pub_key());
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::TopUp(top_up_message) => {
-                let (req, id) = AuthenticatorRequest::new_topup_request(TopUpMessage {
-                    pub_key: top_up_message.pub_key(),
-                    credential: top_up_message.credential(),
-                });
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            _ => Err(Error::UnsupportedMessage),
-        }
-    }
-
-    fn serialise_v6(&self) -> Result<SerialisedRequest, Error> {
-        use v6::{
-            registration::{ClientMac, FinalMessage, GatewayClient, InitMessage, IpPair},
-            request::AuthenticatorRequest,
-            topup::TopUpMessage,
-            upgrade_mode_check::UpgradeModeCheckRequest,
-        };
-        match self {
-            ClientMessage::Initial(init_message) => {
-                let (req, id) = AuthenticatorRequest::new_initial_request(InitMessage {
-                    pub_key: init_message.pub_key(),
-                });
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Final(final_message) => {
-                let (req, id) = AuthenticatorRequest::new_final_request(FinalMessage {
-                    gateway_client: GatewayClient {
-                        pub_key: final_message.gateway_client_pub_key(),
-                        private_ips: IpPair {
-                            ipv4: final_message
-                                .gateway_client_ipv4()
-                                .ok_or(Error::UnsupportedMessage)?,
-                            ipv6: final_message
-                                .gateway_client_ipv6()
-                                .ok_or(Error::UnsupportedMessage)?,
-                        },
-                        mac: ClientMac::new(final_message.gateway_client_mac()),
-                    },
-                    credential: final_message.credential(),
-                });
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::Query(query_message) => {
-                let (req, id) = AuthenticatorRequest::new_query_request(query_message.pub_key());
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::TopUp(top_up_message) => {
-                let (req, id) = AuthenticatorRequest::new_topup_request(TopUpMessage {
-                    pub_key: top_up_message.pub_key(),
-                    credential: top_up_message.credential(),
-                });
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-            ClientMessage::UpgradeModeCheck(upgrade_mode_check) => {
-                // currently JWT is the only emergency credential option
-                let Some(upgrade_mode_jwt) =
-                    upgrade_mode_check.upgrade_mode_global_attestation_jwt()
-                else {
-                    return Err(Error::conversion(
-                        "no valid known upgrade mode check variants",
-                    ));
-                };
-                let msg = UpgradeModeCheckRequest::UpgradeModeJwt {
-                    token: upgrade_mode_jwt,
-                };
-
-                let (req, id) = AuthenticatorRequest::new_upgrade_mode_check_request(msg);
-                Ok(SerialisedRequest::new(req.to_bytes()?, id))
-            }
-        }
-    }
 }
 
 impl ClientMessage {
@@ -316,7 +27,7 @@ impl ClientMessage {
         match self {
             Self::Final(msg) => msg.credential().is_some(),
             Self::TopUp(_) => true,
-            Self::Initial(_) | Self::Query(_) | Self::UpgradeModeCheck(_) => false,
+            Self::Initial(_) | Self::Query(_) => false,
         }
     }
 
@@ -326,18 +37,208 @@ impl ClientMessage {
             ClientMessage::Final(msg) => msg.version(),
             ClientMessage::Query(msg) => msg.version(),
             ClientMessage::TopUp(msg) => msg.version(),
-            ClientMessage::UpgradeModeCheck(msg) => msg.version(),
         }
     }
 
-    pub fn bytes(&self, reply_to: Recipient) -> Result<SerialisedRequest, Error> {
+    pub fn bytes(&self, reply_to: Recipient) -> Result<(Vec<u8>, u64), Error> {
         match self.version() {
-            AuthenticatorVersion::V1 => self.serialise_v1(),
+            AuthenticatorVersion::V1 => Err(Error::UnsupportedVersion),
-            AuthenticatorVersion::V2 => self.serialise_v2(reply_to),
+            AuthenticatorVersion::V2 => {
-            AuthenticatorVersion::V3 => self.serialise_v3(reply_to),
+                use v2::{
-            AuthenticatorVersion::V4 => self.serialise_v4(reply_to),
+                    registration::{ClientMac, FinalMessage, GatewayClient, InitMessage},
-            AuthenticatorVersion::V5 => self.serialise_v5(),
+                    request::AuthenticatorRequest,
-            AuthenticatorVersion::V6 => self.serialise_v6(),
+                };
+                match self {
+                    ClientMessage::Initial(init_message) => {
+                        let (req, id) = AuthenticatorRequest::new_initial_request(
+                            InitMessage {
+                                pub_key: init_message.pub_key(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Final(final_message) => {
+                        let (req, id) = AuthenticatorRequest::new_final_request(
+                            FinalMessage {
+                                gateway_client: GatewayClient {
+                                    pub_key: final_message.gateway_client_pub_key(),
+                                    private_ip: final_message
+                                        .gateway_client_ipv4()
+                                        .ok_or(Error::UnsupportedMessage)?
+                                        .into(),
+                                    mac: ClientMac::new(final_message.gateway_client_mac()),
+                                },
+                                credential: final_message.credential(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Query(query_message) => {
+                        let (req, id) = AuthenticatorRequest::new_query_request(
+                            query_message.pub_key(),
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    _ => Err(Error::UnsupportedMessage),
+                }
+            }
+            AuthenticatorVersion::V3 => {
+                use v3::{
+                    registration::{ClientMac, FinalMessage, GatewayClient, InitMessage},
+                    request::AuthenticatorRequest,
+                    topup::TopUpMessage,
+                };
+                match self {
+                    ClientMessage::Initial(init_message) => {
+                        let (req, id) = AuthenticatorRequest::new_initial_request(
+                            InitMessage {
+                                pub_key: init_message.pub_key(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Final(final_message) => {
+                        let (req, id) = AuthenticatorRequest::new_final_request(
+                            FinalMessage {
+                                gateway_client: GatewayClient {
+                                    pub_key: final_message.gateway_client_pub_key(),
+                                    private_ip: final_message
+                                        .gateway_client_ipv4()
+                                        .ok_or(Error::UnsupportedMessage)?
+                                        .into(),
+                                    mac: ClientMac::new(final_message.gateway_client_mac()),
+                                },
+                                credential: final_message.credential(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Query(query_message) => {
+                        let (req, id) = AuthenticatorRequest::new_query_request(
+                            query_message.pub_key(),
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::TopUp(top_up_message) => {
+                        let (req, id) = AuthenticatorRequest::new_topup_request(
+                            TopUpMessage {
+                                pub_key: top_up_message.pub_key(),
+                                credential: top_up_message.credential(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                }
+            }
+            AuthenticatorVersion::V4 => {
+                use v4::{
+                    registration::{ClientMac, FinalMessage, GatewayClient, InitMessage},
+                    request::AuthenticatorRequest,
+                    topup::TopUpMessage,
+                };
+                match self {
+                    ClientMessage::Initial(init_message) => {
+                        let (req, id) = AuthenticatorRequest::new_initial_request(
+                            InitMessage {
+                                pub_key: init_message.pub_key(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Final(final_message) => {
+                        let (req, id) = AuthenticatorRequest::new_final_request(
+                            FinalMessage {
+                                gateway_client: GatewayClient {
+                                    pub_key: final_message.gateway_client_pub_key(),
+                                    private_ips: IpPair {
+                                        ipv4: final_message
+                                            .gateway_client_ipv4()
+                                            .ok_or(Error::UnsupportedMessage)?,
+                                        ipv6: final_message
+                                            .gateway_client_ipv6()
+                                            .ok_or(Error::UnsupportedMessage)?,
+                                    }
+                                    .into(),
+                                    mac: ClientMac::new(final_message.gateway_client_mac()),
+                                },
+                                credential: final_message.credential(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Query(query_message) => {
+                        let (req, id) = AuthenticatorRequest::new_query_request(
+                            query_message.pub_key(),
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::TopUp(top_up_message) => {
+                        let (req, id) = AuthenticatorRequest::new_topup_request(
+                            TopUpMessage {
+                                pub_key: top_up_message.pub_key(),
+                                credential: top_up_message.credential(),
+                            },
+                            reply_to,
+                        );
+                        Ok((req.to_bytes()?, id))
+                    }
+                }
+            }
+            AuthenticatorVersion::V5 => {
+                use v5::{
+                    registration::{ClientMac, FinalMessage, GatewayClient, InitMessage},
+                    request::AuthenticatorRequest,
+                    topup::TopUpMessage,
+                };
+                match self {
+                    ClientMessage::Initial(init_message) => {
+                        let (req, id) = AuthenticatorRequest::new_initial_request(InitMessage {
+                            pub_key: init_message.pub_key(),
+                        });
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Final(final_message) => {
+                        let (req, id) = AuthenticatorRequest::new_final_request(FinalMessage {
+                            gateway_client: GatewayClient {
+                                pub_key: final_message.gateway_client_pub_key(),
+                                private_ips: IpPair {
+                                    ipv4: final_message
+                                        .gateway_client_ipv4()
+                                        .ok_or(Error::UnsupportedMessage)?,
+                                    ipv6: final_message
+                                        .gateway_client_ipv6()
+                                        .ok_or(Error::UnsupportedMessage)?,
+                                },
+                                mac: ClientMac::new(final_message.gateway_client_mac()),
+                            },
+                            credential: final_message.credential(),
+                        });
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::Query(query_message) => {
+                        let (req, id) =
+                            AuthenticatorRequest::new_query_request(query_message.pub_key());
+                        Ok((req.to_bytes()?, id))
+                    }
+                    ClientMessage::TopUp(top_up_message) => {
+                        let (req, id) = AuthenticatorRequest::new_topup_request(TopUpMessage {
+                            pub_key: top_up_message.pub_key(),
+                            credential: top_up_message.credential(),
+                        });
+                        Ok((req.to_bytes()?, id))
+                    }
+                }
+            }
             AuthenticatorVersion::UNKNOWN => Err(Error::UnknownVersion),
         }
     }
@@ -346,7 +247,7 @@ impl ClientMessage {
         use AuthenticatorVersion::*;
         match self.version() {
             V1 | V2 | V3 | V4 => false,
-            V5 | V6 => true,
+            V5 => true,
             UNKNOWN => true,
         }
     }

common/authenticator-requests/src/error.rs

@@ -1,7 +1,6 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use std::fmt::Display;
 use thiserror::Error;
 
 #[derive(Debug, Error)]
@@ -38,13 +37,3 @@ pub enum Error {
     #[error(transparent)]
     Bincode(#[from] bincode::Error),
 }
-
-impl Error {
-    pub fn conversion(msg: impl Into<String>) -> Self {
-        Error::Conversion(msg.into())
-    }
-
-    pub fn conversion_display(msg: impl Display) -> Self {
-        Error::Conversion(msg.to_string())
-    }
-}

common/authenticator-requests/src/lib.rs

@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 pub mod client_message;
-pub mod models;
 pub mod request;
 pub mod response;
 pub mod traits;
@@ -11,14 +10,13 @@ pub mod v2;
 pub mod v3;
 pub mod v4;
 pub mod v5;
-pub mod v6;
 
 mod error;
 mod util;
 mod version;
 
 pub use error::Error;
-pub use v6 as latest;
+pub use v5 as latest;
 pub use version::AuthenticatorVersion;
 
 pub const CURRENT_VERSION: u8 = latest::VERSION;

common/authenticator-requests/src/models.rs

@@ -1,58 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use nym_credentials_interface::{
-    BandwidthCredential, CredentialSpendingData, TicketType, UnknownTicketType,
-};
-use serde::{Deserialize, Serialize};
-
-#[derive(Serialize, Deserialize, Debug, Clone, Copy, PartialEq)]
-pub enum CurrentUpgradeModeStatus {
-    Enabled,
-    Disabled,
-    // everything pre-v6
-    Unknown,
-}
-
-impl CurrentUpgradeModeStatus {
-    pub fn is_enabled(&self) -> bool {
-        matches!(self, CurrentUpgradeModeStatus::Enabled)
-    }
-}
-
-impl From<bool> for CurrentUpgradeModeStatus {
-    fn from(value: bool) -> Self {
-        if value {
-            CurrentUpgradeModeStatus::Enabled
-        } else {
-            CurrentUpgradeModeStatus::Disabled
-        }
-    }
-}
-
-impl From<CurrentUpgradeModeStatus> for Option<bool> {
-    fn from(value: CurrentUpgradeModeStatus) -> Self {
-        match value {
-            CurrentUpgradeModeStatus::Enabled => Some(true),
-            CurrentUpgradeModeStatus::Disabled => Some(false),
-            CurrentUpgradeModeStatus::Unknown => None,
-        }
-    }
-}
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct BandwidthClaim {
-    pub credential: BandwidthCredential,
-    pub kind: TicketType,
-}
-
-impl TryFrom<CredentialSpendingData> for BandwidthClaim {
-    type Error = UnknownTicketType;
-
-    fn try_from(credential: CredentialSpendingData) -> Result<Self, Self::Error> {
-        Ok(BandwidthClaim {
-            kind: TicketType::try_from_encoded(credential.payment.t_type)?,
-            credential: BandwidthCredential::from(credential),
-        })
-    }
-}

common/authenticator-requests/src/request.rs

@@ -4,10 +4,8 @@
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 use nym_sphinx::addressing::Recipient;
 
-use crate::traits::{
+use crate::traits::{FinalMessage, InitMessage, QueryBandwidthMessage, TopUpMessage};
-    FinalMessage, InitMessage, QueryBandwidthMessage, TopUpMessage, UpgradeModeMessage,
+use crate::{v1, v2, v3, v4, v5};
-};
-use crate::{v1, v2, v3, v4, v5, v6};
 
 #[derive(Debug)]
 pub enum AuthenticatorRequest {
@@ -35,11 +33,6 @@ pub enum AuthenticatorRequest {
         reply_to: Option<Recipient>,
         request_id: u64,
     },
-    CheckUpgradeMode {
-        msg: Box<dyn UpgradeModeMessage + Send + Sync + 'static>,
-        protocol: Protocol,
-        request_id: u64,
-    },
 }
 
 impl From<v1::request::AuthenticatorRequest> for AuthenticatorRequest {
@@ -209,45 +202,3 @@ impl From<v5::request::AuthenticatorRequest> for AuthenticatorRequest {
         }
     }
 }
-
-impl From<v6::request::AuthenticatorRequest> for AuthenticatorRequest {
-    fn from(value: v6::request::AuthenticatorRequest) -> Self {
-        match value.data {
-            v6::request::AuthenticatorRequestData::Initial(init_message) => Self::Initial {
-                msg: Box::new(init_message),
-                protocol: value.protocol,
-                reply_to: None,
-                request_id: value.request_id,
-            },
-            v6::request::AuthenticatorRequestData::Final(final_message) => Self::Final {
-                msg: final_message,
-                protocol: value.protocol,
-                reply_to: None,
-                request_id: value.request_id,
-            },
-            v6::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,
-                }
-            }
-            v6::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => {
-                Self::TopUpBandwidth {
-                    msg: top_up_message,
-                    protocol: value.protocol,
-                    reply_to: None,
-                    request_id: value.request_id,
-                }
-            }
-            v6::request::AuthenticatorRequestData::CheckUpgradeMode(upgrade_mode_check_msg) => {
-                Self::CheckUpgradeMode {
-                    msg: Box::new(upgrade_mode_check_msg),
-                    protocol: value.protocol,
-                    request_id: value.request_id,
-                }
-            }
-        }
-    }
-}

common/authenticator-requests/src/response.rs

@@ -1,12 +1,11 @@
 // Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use crate::models::CurrentUpgradeModeStatus;
 use crate::traits::{
     Id, PendingRegistrationResponse, RegisteredResponse, RemainingBandwidthResponse,
-    TopUpBandwidthResponse, UpgradeModeStatus,
+    TopUpBandwidthResponse,
 };
-use crate::{v2, v3, v4, v5, v6};
+use crate::{v2, v3, v4, v5};
 
 #[derive(Debug)]
 pub enum AuthenticatorResponse {
@@ -14,29 +13,6 @@ pub enum AuthenticatorResponse {
     Registered(Box<dyn RegisteredResponse + Send + Sync + 'static>),
     RemainingBandwidth(Box<dyn RemainingBandwidthResponse + Send + Sync + 'static>),
     TopUpBandwidth(Box<dyn TopUpBandwidthResponse + Send + Sync + 'static>),
-    UpgradeMode(Box<dyn UpgradeModeStatus + Send + Sync + 'static>),
-}
-
-impl UpgradeModeStatus for AuthenticatorResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        match self {
-            AuthenticatorResponse::PendingRegistration(pending_registration_response) => {
-                pending_registration_response.upgrade_mode_status()
-            }
-            AuthenticatorResponse::Registered(registered_response) => {
-                registered_response.upgrade_mode_status()
-            }
-            AuthenticatorResponse::RemainingBandwidth(remaining_bandwidth_response) => {
-                remaining_bandwidth_response.upgrade_mode_status()
-            }
-            AuthenticatorResponse::TopUpBandwidth(top_up_bandwidth_response) => {
-                top_up_bandwidth_response.upgrade_mode_status()
-            }
-            AuthenticatorResponse::UpgradeMode(upgrade_mode_response) => {
-                upgrade_mode_response.upgrade_mode_status()
-            }
-        }
-    }
 }
 
 impl Id for AuthenticatorResponse {
@@ -52,7 +28,6 @@ impl Id for AuthenticatorResponse {
             AuthenticatorResponse::TopUpBandwidth(top_up_bandwidth_response) => {
                 top_up_bandwidth_response.id()
             }
-            AuthenticatorResponse::UpgradeMode(upgrade_mode_response) => upgrade_mode_response.id(),
         }
     }
 }
@@ -129,25 +104,3 @@ impl From<v5::response::AuthenticatorResponse> for AuthenticatorResponse {
         }
     }
 }
-
-impl From<v6::response::AuthenticatorResponse> for AuthenticatorResponse {
-    fn from(value: v6::response::AuthenticatorResponse) -> Self {
-        match value.data {
-            v6::response::AuthenticatorResponseData::PendingRegistration(
-                pending_registration_response,
-            ) => Self::PendingRegistration(Box::new(pending_registration_response)),
-            v6::response::AuthenticatorResponseData::Registered(registered_response) => {
-                Self::Registered(Box::new(registered_response))
-            }
-            v6::response::AuthenticatorResponseData::RemainingBandwidth(
-                remaining_bandwidth_response,
-            ) => Self::RemainingBandwidth(Box::new(remaining_bandwidth_response)),
-            v6::response::AuthenticatorResponseData::TopUpBandwidth(top_up_bandwidth_response) => {
-                Self::TopUpBandwidth(Box::new(top_up_bandwidth_response))
-            }
-            v6::response::AuthenticatorResponseData::UpgradeMode(upgrade_mode_check_response) => {
-                Self::UpgradeMode(Box::new(upgrade_mode_check_response))
-            }
-        }
-    }
-}

common/authenticator-requests/src/traits.rs

@@ -1,15 +1,15 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use crate::latest::registration::IpPair;
-use crate::models::{BandwidthClaim, CurrentUpgradeModeStatus};
-use crate::{AuthenticatorVersion, Error, v1, v2, v3, v4, v5, v6};
-use nym_credentials_interface::CredentialSpendingData;
-use nym_crypto::asymmetric::x25519;
-use nym_wireguard_types::PeerPublicKey;
 use std::fmt;
 use std::net::{Ipv4Addr, Ipv6Addr};
-use tracing::error;
+
+use nym_credentials_interface::CredentialSpendingData;
+use nym_crypto::asymmetric::x25519::PrivateKey;
+use nym_wireguard_types::PeerPublicKey;
+
+use crate::latest::registration::IpPair;
+use crate::{AuthenticatorVersion, Error, v1, v2, v3, v4, v5};
 
 pub trait Versionable {
     fn version(&self) -> AuthenticatorVersion;
@@ -51,12 +51,6 @@ impl Versionable for v5::registration::InitMessage {
     }
 }
 
-impl Versionable for v6::registration::InitMessage {
-    fn version(&self) -> AuthenticatorVersion {
-        AuthenticatorVersion::V6
-    }
-}
-
 impl Versionable for v2::registration::FinalMessage {
     fn version(&self) -> AuthenticatorVersion {
         AuthenticatorVersion::V2
@@ -81,12 +75,6 @@ impl Versionable for v5::registration::FinalMessage {
     }
 }
 
-impl Versionable for v6::registration::FinalMessage {
-    fn version(&self) -> AuthenticatorVersion {
-        AuthenticatorVersion::V6
-    }
-}
-
 impl Versionable for PeerPublicKey {
     fn version(&self) -> AuthenticatorVersion {
         AuthenticatorVersion::V3
@@ -110,158 +98,6 @@ impl Versionable for v5::topup::TopUpMessage {
         AuthenticatorVersion::V5
     }
 }
-impl Versionable for v6::topup::TopUpMessage {
-    fn version(&self) -> AuthenticatorVersion {
-        AuthenticatorVersion::V6
-    }
-}
-
-impl Versionable for v6::upgrade_mode_check::UpgradeModeCheckRequest {
-    fn version(&self) -> AuthenticatorVersion {
-        AuthenticatorVersion::V6
-    }
-}
-
-pub trait UpgradeModeStatus: Id + fmt::Debug {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus;
-}
-
-impl UpgradeModeStatus for v1::response::PendingRegistrationResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v1::response::RegisteredResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v1::response::RemainingBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v2::response::PendingRegistrationResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v2::response::RegisteredResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v2::response::RemainingBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-impl UpgradeModeStatus for v3::response::PendingRegistrationResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v3::response::RegisteredResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v3::response::RemainingBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v3::response::TopUpBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v4::response::PendingRegistrationResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v4::response::RegisteredResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v4::response::RemainingBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v4::response::TopUpBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v5::response::PendingRegistrationResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v5::response::RegisteredResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v5::response::RemainingBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v5::response::TopUpBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        CurrentUpgradeModeStatus::Unknown
-    }
-}
-
-impl UpgradeModeStatus for v6::response::PendingRegistrationResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        self.upgrade_mode_enabled.into()
-    }
-}
-
-impl UpgradeModeStatus for v6::response::RegisteredResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        self.upgrade_mode_enabled.into()
-    }
-}
-
-impl UpgradeModeStatus for v6::response::RemainingBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        self.upgrade_mode_enabled.into()
-    }
-}
-
-impl UpgradeModeStatus for v6::response::TopUpBandwidthResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        self.upgrade_mode_enabled.into()
-    }
-}
-
-impl UpgradeModeStatus for v6::response::UpgradeModeResponse {
-    fn upgrade_mode_status(&self) -> CurrentUpgradeModeStatus {
-        self.upgrade_mode_enabled.into()
-    }
-}
 
 pub trait InitMessage: Versionable + fmt::Debug {
     fn pub_key(&self) -> PeerPublicKey;
@@ -297,20 +133,14 @@ impl InitMessage for v5::registration::InitMessage {
     }
 }
 
-impl InitMessage for v6::registration::InitMessage {
-    fn pub_key(&self) -> PeerPublicKey {
-        self.pub_key
-    }
-}
-
 pub trait FinalMessage: Versionable + fmt::Debug {
     fn gateway_client_pub_key(&self) -> PeerPublicKey;
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error>;
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error>;
     fn private_ips(&self) -> IpPair;
     fn gateway_client_ipv4(&self) -> Option<Ipv4Addr>;
     fn gateway_client_ipv6(&self) -> Option<Ipv6Addr>;
     fn gateway_client_mac(&self) -> Vec<u8>;
-    fn credential(&self) -> Option<BandwidthClaim>;
+    fn credential(&self) -> Option<CredentialSpendingData>;
 }
 
 impl FinalMessage for v1::GatewayClient {
@@ -318,7 +148,7 @@ impl FinalMessage for v1::GatewayClient {
         self.pub_key
     }
 
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error> {
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
         self.verify(private_key, nonce)
     }
 
@@ -341,7 +171,7 @@ impl FinalMessage for v1::GatewayClient {
         self.mac.to_vec()
     }
 
-    fn credential(&self) -> Option<BandwidthClaim> {
+    fn credential(&self) -> Option<CredentialSpendingData> {
         None
     }
 }
@@ -351,7 +181,7 @@ impl FinalMessage for v2::registration::FinalMessage {
         self.gateway_client.pub_key
     }
 
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error> {
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
         self.gateway_client.verify(private_key, nonce)
     }
 
@@ -374,12 +204,8 @@ impl FinalMessage for v2::registration::FinalMessage {
         self.gateway_client.mac.to_vec()
     }
 
-    fn credential(&self) -> Option<BandwidthClaim> {
+    fn credential(&self) -> Option<CredentialSpendingData> {
-        self.credential.clone().and_then(|c| {
+        self.credential.clone()
-            c.try_into()
-                .inspect_err(|err| error!("credential conversion error: {err}"))
-                .ok()
-        })
     }
 }
 
@@ -388,7 +214,7 @@ impl FinalMessage for v3::registration::FinalMessage {
         self.gateway_client.pub_key
     }
 
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error> {
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
         self.gateway_client.verify(private_key, nonce)
     }
 
@@ -411,12 +237,8 @@ impl FinalMessage for v3::registration::FinalMessage {
         self.gateway_client.mac.to_vec()
     }
 
-    fn credential(&self) -> Option<BandwidthClaim> {
+    fn credential(&self) -> Option<CredentialSpendingData> {
-        self.credential.clone().and_then(|c| {
+        self.credential.clone()
-            c.try_into()
-                .inspect_err(|err| error!("credential conversion error: {err}"))
-                .ok()
-        })
     }
 }
 
@@ -425,42 +247,7 @@ impl FinalMessage for v4::registration::FinalMessage {
         self.gateway_client.pub_key
     }
 
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error> {
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
-        self.gateway_client.verify(private_key, nonce)
-    }
-
-    fn private_ips(&self) -> IpPair {
-        // v4 -> v5 -> v6
-        v5::registration::IpPair::from(self.gateway_client.private_ips).into()
-    }
-
-    fn gateway_client_ipv4(&self) -> Option<Ipv4Addr> {
-        Some(self.gateway_client.private_ips.ipv4)
-    }
-
-    fn gateway_client_ipv6(&self) -> Option<Ipv6Addr> {
-        Some(self.gateway_client.private_ips.ipv6)
-    }
-
-    fn gateway_client_mac(&self) -> Vec<u8> {
-        self.gateway_client.mac.to_vec()
-    }
-
-    fn credential(&self) -> Option<BandwidthClaim> {
-        self.credential.clone().and_then(|c| {
-            c.try_into()
-                .inspect_err(|err| error!("credential conversion error: {err}"))
-                .ok()
-        })
-    }
-}
-
-impl FinalMessage for v5::registration::FinalMessage {
-    fn gateway_client_pub_key(&self) -> PeerPublicKey {
-        self.gateway_client.pub_key
-    }
-
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error> {
         self.gateway_client.verify(private_key, nonce)
     }
 
@@ -480,21 +267,17 @@ impl FinalMessage for v5::registration::FinalMessage {
         self.gateway_client.mac.to_vec()
     }
 
-    fn credential(&self) -> Option<BandwidthClaim> {
+    fn credential(&self) -> Option<CredentialSpendingData> {
-        self.credential.clone().and_then(|c| {
+        self.credential.clone()
-            c.try_into()
-                .inspect_err(|err| error!("credential conversion error: {err}"))
-                .ok()
-        })
     }
 }
 
-impl FinalMessage for v6::registration::FinalMessage {
+impl FinalMessage for v5::registration::FinalMessage {
     fn gateway_client_pub_key(&self) -> PeerPublicKey {
         self.gateway_client.pub_key
     }
 
-    fn verify(&self, private_key: &x25519::PrivateKey, nonce: u64) -> Result<(), Error> {
+    fn verify(&self, private_key: &PrivateKey, nonce: u64) -> Result<(), Error> {
         self.gateway_client.verify(private_key, nonce)
     }
 
@@ -514,7 +297,7 @@ impl FinalMessage for v6::registration::FinalMessage {
         self.gateway_client.mac.to_vec()
     }
 
-    fn credential(&self) -> Option<BandwidthClaim> {
+    fn credential(&self) -> Option<CredentialSpendingData> {
         self.credential.clone()
     }
 }
@@ -564,42 +347,10 @@ impl TopUpMessage for v5::topup::TopUpMessage {
     }
 }
 
-impl TopUpMessage for v6::topup::TopUpMessage {
-    fn pub_key(&self) -> PeerPublicKey {
-        self.pub_key
-    }
-
-    fn credential(&self) -> CredentialSpendingData {
-        self.credential.clone()
-    }
-}
-
-pub trait UpgradeModeMessage: Versionable + fmt::Debug {
-    // the idea is to expose different types of emergency credentials here,
-    // like upgrade mode JWT, emergency threshold credential issued by signers, etc.
-    fn upgrade_mode_global_attestation_jwt(&self) -> Option<String>;
-}
-
-impl UpgradeModeMessage for v6::upgrade_mode_check::UpgradeModeCheckRequest {
-    fn upgrade_mode_global_attestation_jwt(&self) -> Option<String> {
-        use v6::upgrade_mode_check::UpgradeModeCheckRequest;
-
-        match self {
-            UpgradeModeCheckRequest::UpgradeModeJwt { token } => Some(token.clone()),
-        }
-    }
-}
-
 pub trait Id {
     fn id(&self) -> u64;
 }
 
-impl Id for v1::response::PendingRegistrationResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
 impl Id for v2::response::PendingRegistrationResponse {
     fn id(&self) -> u64 {
         self.request_id
@@ -624,18 +375,6 @@ impl Id for v5::response::PendingRegistrationResponse {
     }
 }
 
-impl Id for v6::response::PendingRegistrationResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
-impl Id for v1::response::RegisteredResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
 impl Id for v2::response::RegisteredResponse {
     fn id(&self) -> u64 {
         self.request_id
@@ -660,18 +399,6 @@ impl Id for v5::response::RegisteredResponse {
     }
 }
 
-impl Id for v6::response::RegisteredResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
-impl Id for v1::response::RemainingBandwidthResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
 impl Id for v2::response::RemainingBandwidthResponse {
     fn id(&self) -> u64 {
         self.request_id
@@ -696,12 +423,6 @@ impl Id for v5::response::RemainingBandwidthResponse {
     }
 }
 
-impl Id for v6::response::RemainingBandwidthResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
 impl Id for v3::response::TopUpBandwidthResponse {
     fn id(&self) -> u64 {
         self.request_id
@@ -720,28 +441,11 @@ impl Id for v5::response::TopUpBandwidthResponse {
     }
 }
 
-impl Id for v6::response::TopUpBandwidthResponse {
+pub trait PendingRegistrationResponse: Id + fmt::Debug {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
-impl Id for v6::response::UpgradeModeResponse {
-    fn id(&self) -> u64 {
-        self.request_id
-    }
-}
-
-pub trait PendingRegistrationResponse: Id + UpgradeModeStatus + fmt::Debug {
     fn nonce(&self) -> u64;
-    fn verify(&self, gateway_key: &x25519::PrivateKey) -> Result<(), Error>;
+    fn verify(&self, gateway_key: &PrivateKey) -> std::result::Result<(), Error>;
     fn pub_key(&self) -> PeerPublicKey;
     fn private_ips(&self) -> IpPair;
-    fn finalise_registration(
-        &self,
-        private_key: &x25519::PrivateKey,
-        credential: Option<BandwidthClaim>,
-    ) -> Box<dyn FinalMessage + Send + Sync>;
 }
 
 impl PendingRegistrationResponse for v2::response::PendingRegistrationResponse {
@@ -749,7 +453,7 @@ impl PendingRegistrationResponse for v2::response::PendingRegistrationResponse {
         self.reply.nonce
     }
 
-    fn verify(&self, gateway_key: &x25519::PrivateKey) -> Result<(), Error> {
+    fn verify(&self, gateway_key: &PrivateKey) -> std::result::Result<(), Error> {
         self.reply.gateway_data.verify(gateway_key, self.nonce())
     }
 
@@ -760,22 +464,6 @@ impl PendingRegistrationResponse for v2::response::PendingRegistrationResponse {
     fn private_ips(&self) -> IpPair {
         self.reply.gateway_data.private_ip.into()
     }
-
-    fn finalise_registration(
-        &self,
-        private_key: &x25519::PrivateKey,
-        credential: Option<BandwidthClaim>,
-    ) -> Box<dyn FinalMessage + Send + Sync> {
-        Box::new(v2::registration::FinalMessage {
-            gateway_client: v2::registration::GatewayClient::new(
-                private_key,
-                self.pub_key().inner(),
-                self.private_ips().ipv4.into(),
-                self.nonce(),
-            ),
-            credential: credential.and_then(|b| b.credential.into_zk_nym().map(|c| *c)),
-        })
-    }
 }
 
 impl PendingRegistrationResponse for v3::response::PendingRegistrationResponse {
@@ -783,7 +471,7 @@ impl PendingRegistrationResponse for v3::response::PendingRegistrationResponse {
         self.reply.nonce
     }
 
-    fn verify(&self, gateway_key: &x25519::PrivateKey) -> Result<(), Error> {
+    fn verify(&self, gateway_key: &PrivateKey) -> std::result::Result<(), Error> {
         self.reply.gateway_data.verify(gateway_key, self.nonce())
     }
 
@@ -794,22 +482,6 @@ impl PendingRegistrationResponse for v3::response::PendingRegistrationResponse {
     fn private_ips(&self) -> IpPair {
         self.reply.gateway_data.private_ip.into()
     }
-
-    fn finalise_registration(
-        &self,
-        private_key: &x25519::PrivateKey,
-        credential: Option<BandwidthClaim>,
-    ) -> Box<dyn FinalMessage + Send + Sync> {
-        Box::new(v3::registration::FinalMessage {
-            gateway_client: v3::registration::GatewayClient::new(
-                private_key,
-                self.pub_key().inner(),
-                self.private_ips().ipv4.into(),
-                self.nonce(),
-            ),
-            credential: credential.and_then(|b| b.credential.into_zk_nym().map(|c| *c)),
-        })
-    }
 }
 
 impl PendingRegistrationResponse for v4::response::PendingRegistrationResponse {
@@ -817,42 +489,7 @@ impl PendingRegistrationResponse for v4::response::PendingRegistrationResponse {
         self.reply.nonce
     }
 
-    fn verify(&self, gateway_key: &x25519::PrivateKey) -> Result<(), Error> {
+    fn verify(&self, gateway_key: &PrivateKey) -> std::result::Result<(), Error> {
-        self.reply.gateway_data.verify(gateway_key, self.nonce())
-    }
-
-    fn pub_key(&self) -> PeerPublicKey {
-        self.reply.gateway_data.pub_key
-    }
-
-    fn private_ips(&self) -> IpPair {
-        // v4 -> v5 -> v6
-        v5::registration::IpPair::from(self.reply.gateway_data.private_ips).into()
-    }
-
-    fn finalise_registration(
-        &self,
-        private_key: &x25519::PrivateKey,
-        credential: Option<BandwidthClaim>,
-    ) -> Box<dyn FinalMessage + Send + Sync> {
-        Box::new(v4::registration::FinalMessage {
-            gateway_client: v4::registration::GatewayClient::new(
-                private_key,
-                self.pub_key().inner(),
-                self.reply.gateway_data.private_ips,
-                self.nonce(),
-            ),
-            credential: credential.and_then(|b| b.credential.into_zk_nym().map(|c| *c)),
-        })
-    }
-}
-
-impl PendingRegistrationResponse for v5::response::PendingRegistrationResponse {
-    fn nonce(&self) -> u64 {
-        self.reply.nonce
-    }
-
-    fn verify(&self, gateway_key: &x25519::PrivateKey) -> Result<(), Error> {
         self.reply.gateway_data.verify(gateway_key, self.nonce())
     }
 
@@ -863,30 +500,14 @@ impl PendingRegistrationResponse for v5::response::PendingRegistrationResponse {
     fn private_ips(&self) -> IpPair {
         self.reply.gateway_data.private_ips.into()
     }
-
-    fn finalise_registration(
-        &self,
-        private_key: &x25519::PrivateKey,
-        credential: Option<BandwidthClaim>,
-    ) -> Box<dyn FinalMessage + Send + Sync> {
-        Box::new(v5::registration::FinalMessage {
-            gateway_client: v5::registration::GatewayClient::new(
-                private_key,
-                self.pub_key().inner(),
-                self.reply.gateway_data.private_ips,
-                self.nonce(),
-            ),
-            credential: credential.and_then(|b| b.credential.into_zk_nym().map(|c| *c)),
-        })
-    }
 }
 
-impl PendingRegistrationResponse for v6::response::PendingRegistrationResponse {
+impl PendingRegistrationResponse for v5::response::PendingRegistrationResponse {
     fn nonce(&self) -> u64 {
         self.reply.nonce
     }
 
-    fn verify(&self, gateway_key: &x25519::PrivateKey) -> Result<(), Error> {
+    fn verify(&self, gateway_key: &PrivateKey) -> std::result::Result<(), Error> {
         self.reply.gateway_data.verify(gateway_key, self.nonce())
     }
 
@@ -897,25 +518,9 @@ impl PendingRegistrationResponse for v6::response::PendingRegistrationResponse {
     fn private_ips(&self) -> IpPair {
         self.reply.gateway_data.private_ips
     }
-
-    fn finalise_registration(
-        &self,
-        private_key: &x25519::PrivateKey,
-        credential: Option<BandwidthClaim>,
-    ) -> Box<dyn FinalMessage + Send + Sync> {
-        Box::new(v6::registration::FinalMessage {
-            gateway_client: v6::registration::GatewayClient::new(
-                private_key,
-                self.pub_key().inner(),
-                self.reply.gateway_data.private_ips,
-                self.nonce(),
-            ),
-            credential,
-        })
-    }
 }
 
-pub trait RegisteredResponse: Id + UpgradeModeStatus + fmt::Debug {
+pub trait RegisteredResponse: Id + fmt::Debug {
     fn private_ips(&self) -> IpPair;
     fn pub_key(&self) -> PeerPublicKey;
     fn wg_port(&self) -> u16;
@@ -950,8 +555,7 @@ impl RegisteredResponse for v3::response::RegisteredResponse {
 }
 impl RegisteredResponse for v4::response::RegisteredResponse {
     fn private_ips(&self) -> IpPair {
-        // v4 -> v5 -> v6
+        self.reply.private_ips.into()
-        v5::registration::IpPair::from(self.reply.private_ips).into()
     }
 
     fn pub_key(&self) -> PeerPublicKey {
@@ -964,20 +568,6 @@ impl RegisteredResponse for v4::response::RegisteredResponse {
 }
 
 impl RegisteredResponse for v5::response::RegisteredResponse {
-    fn private_ips(&self) -> IpPair {
-        self.reply.private_ips.into()
-    }
-
-    fn pub_key(&self) -> PeerPublicKey {
-        self.reply.pub_key
-    }
-
-    fn wg_port(&self) -> u16 {
-        self.reply.wg_port
-    }
-}
-
-impl RegisteredResponse for v6::response::RegisteredResponse {
     fn private_ips(&self) -> IpPair {
         self.reply.private_ips
     }
@@ -991,7 +581,7 @@ impl RegisteredResponse for v6::response::RegisteredResponse {
     }
 }
 
-pub trait RemainingBandwidthResponse: Id + UpgradeModeStatus + fmt::Debug {
+pub trait RemainingBandwidthResponse: Id + fmt::Debug {
     fn available_bandwidth(&self) -> Option<i64>;
 }
 
@@ -1019,13 +609,7 @@ impl RemainingBandwidthResponse for v5::response::RemainingBandwidthResponse {
     }
 }
 
-impl RemainingBandwidthResponse for v6::response::RemainingBandwidthResponse {
+pub trait TopUpBandwidthResponse: Id + fmt::Debug {
-    fn available_bandwidth(&self) -> Option<i64> {
-        self.reply.as_ref().map(|r| r.available_bandwidth)
-    }
-}
-
-pub trait TopUpBandwidthResponse: Id + UpgradeModeStatus + fmt::Debug {
     fn available_bandwidth(&self) -> i64;
 }
 
@@ -1046,9 +630,3 @@ impl TopUpBandwidthResponse for v5::response::TopUpBandwidthResponse {
         self.reply.available_bandwidth
     }
 }
-
-impl TopUpBandwidthResponse for v6::response::TopUpBandwidthResponse {
-    fn available_bandwidth(&self) -> i64 {
-        self.reply.available_bandwidth
-    }
-}

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

@@ -48,7 +48,7 @@ pub struct RegistrationData {
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
-pub struct RegisteredData {
+pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ip: IpAddr,
     pub wg_port: u16,

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

@@ -1,7 +1,7 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::registration::{RegisteredData, RegistrationData, RemainingBandwidthData};
+use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
 use nym_sphinx::addressing::Recipient;
 use serde::{Deserialize, Serialize};
 
@@ -34,7 +34,7 @@ impl AuthenticatorResponse {
     }
 
     pub fn new_registered(
-        registred_data: RegisteredData,
+        registred_data: RegistredData,
         reply_to: Recipient,
         request_id: u64,
     ) -> Self {
@@ -108,7 +108,7 @@ pub struct PendingRegistrationResponse {
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
-    pub reply: RegisteredData,
+    pub reply: RegistredData,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]

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

@@ -154,8 +154,8 @@ impl From<v2::registration::RegistrationData> for v1::registration::Registration
     }
 }
 
-impl From<v2::registration::RegisteredData> for v1::registration::RegisteredData {
+impl From<v2::registration::RegistredData> for v1::registration::RegistredData {
-    fn from(value: v2::registration::RegisteredData) -> Self {
+    fn from(value: v2::registration::RegistredData) -> Self {
         Self {
             pub_key: value.pub_key,
             private_ip: value.private_ip,

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

@@ -58,7 +58,7 @@ pub struct RegistrationData {
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RegisteredData {
+pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ip: IpAddr,
     pub wg_port: u16,

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

@@ -1,7 +1,7 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::registration::{RegisteredData, RegistrationData, RemainingBandwidthData};
+use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 use nym_sphinx::addressing::Recipient;
 use serde::{Deserialize, Serialize};
@@ -38,7 +38,7 @@ impl AuthenticatorResponse {
     }
 
     pub fn new_registered(
-        registred_data: RegisteredData,
+        registred_data: RegistredData,
         reply_to: Recipient,
         request_id: u64,
     ) -> Self {
@@ -118,7 +118,7 @@ pub struct PendingRegistrationResponse {
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
-    pub reply: RegisteredData,
+    pub reply: RegistredData,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]

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

@@ -299,8 +299,8 @@ impl From<v2::registration::RegistrationData> for v3::registration::Registration
     }
 }
 
-impl From<v3::registration::RegisteredData> for v2::registration::RegisteredData {
+impl From<v3::registration::RegistredData> for v2::registration::RegistredData {
-    fn from(value: v3::registration::RegisteredData) -> Self {
+    fn from(value: v3::registration::RegistredData) -> Self {
         Self {
             pub_key: value.pub_key,
             private_ip: value.private_ip,
@@ -309,8 +309,8 @@ impl From<v3::registration::RegisteredData> for v2::registration::RegisteredData
     }
 }
 
-impl From<v2::registration::RegisteredData> for v3::registration::RegisteredData {
+impl From<v2::registration::RegistredData> for v3::registration::RegistredData {
-    fn from(value: v2::registration::RegisteredData) -> Self {
+    fn from(value: v2::registration::RegistredData) -> Self {
         Self {
             pub_key: value.pub_key,
             private_ip: value.private_ip,
@@ -674,7 +674,7 @@ mod tests {
         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::RegisteredData {
+        let registred_data = v2::registration::RegistredData {
             pub_key,
             private_ip,
             wg_port,
@@ -701,7 +701,7 @@ mod tests {
             v3::response::AuthenticatorResponseData::Registered(v3::response::RegisteredResponse {
                 request_id,
                 reply_to,
-                reply: v3::registration::RegisteredData {
+                reply: v3::registration::RegistredData {
                     wg_port,
                     pub_key,
                     private_ip
@@ -715,7 +715,7 @@ mod tests {
         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::RegisteredData {
+        let registred_data = v3::registration::RegistredData {
             pub_key,
             private_ip,
             wg_port,
@@ -742,7 +742,7 @@ mod tests {
             v2::response::AuthenticatorResponseData::Registered(v2::response::RegisteredResponse {
                 request_id,
                 reply_to,
-                reply: v2::registration::RegisteredData {
+                reply: v2::registration::RegistredData {
                     wg_port,
                     pub_key,
                     private_ip

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

@@ -58,7 +58,7 @@ pub struct RegistrationData {
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RegisteredData {
+pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ip: IpAddr,
     pub wg_port: u16,

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

@@ -1,7 +1,7 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::registration::{RegisteredData, RegistrationData, RemainingBandwidthData};
+use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 use nym_sphinx::addressing::Recipient;
 use serde::{Deserialize, Serialize};
@@ -38,7 +38,7 @@ impl AuthenticatorResponse {
     }
 
     pub fn new_registered(
-        registred_data: RegisteredData,
+        registred_data: RegistredData,
         reply_to: Recipient,
         request_id: u64,
     ) -> Self {
@@ -139,7 +139,7 @@ pub struct PendingRegistrationResponse {
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
-    pub reply: RegisteredData,
+    pub reply: RegistredData,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]

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

@@ -262,8 +262,8 @@ impl From<v4::response::TopUpBandwidthResponse> for v3::response::TopUpBandwidth
     }
 }
 
-impl From<v3::registration::RegisteredData> for v4::registration::RegisteredData {
+impl From<v3::registration::RegistredData> for v4::registration::RegistredData {
-    fn from(value: v3::registration::RegisteredData) -> Self {
+    fn from(value: v3::registration::RegistredData) -> Self {
         Self {
             pub_key: value.pub_key,
             private_ips: value.private_ip.into(),
@@ -272,8 +272,8 @@ impl From<v3::registration::RegisteredData> for v4::registration::RegisteredData
     }
 }
 
-impl From<v4::registration::RegisteredData> for v3::registration::RegisteredData {
+impl From<v4::registration::RegistredData> for v3::registration::RegistredData {
-    fn from(value: v4::registration::RegisteredData) -> Self {
+    fn from(value: v4::registration::RegistredData) -> Self {
         Self {
             pub_key: value.pub_key,
             private_ip: value.private_ips.ipv4.into(),
@@ -565,7 +565,7 @@ mod tests {
         let private_ips =
             v4::registration::IpPair::new(ipv4, Ipv6Addr::from_str("fc01::a0a").unwrap());
         let wg_port = 51822;
-        let registred_data = v3::registration::RegisteredData {
+        let registred_data = v3::registration::RegistredData {
             pub_key,
             private_ip: ipv4.into(),
             wg_port,
@@ -592,7 +592,7 @@ mod tests {
             v4::response::AuthenticatorResponseData::Registered(v4::response::RegisteredResponse {
                 request_id,
                 reply_to,
-                reply: v4::registration::RegisteredData {
+                reply: v4::registration::RegistredData {
                     wg_port,
                     pub_key,
                     private_ips
@@ -608,7 +608,7 @@ mod tests {
         let private_ips =
             v4::registration::IpPair::new(ipv4, Ipv6Addr::from_str("fc01::10").unwrap());
         let wg_port = 51822;
-        let registred_data = v4::registration::RegisteredData {
+        let registred_data = v4::registration::RegistredData {
             pub_key,
             private_ips,
             wg_port,
@@ -635,7 +635,7 @@ mod tests {
             v3::response::AuthenticatorResponseData::Registered(v3::response::RegisteredResponse {
                 request_id,
                 reply_to,
-                reply: v3::registration::RegisteredData {
+                reply: v3::registration::RegistredData {
                     wg_port,
                     pub_key,
                     private_ip: ipv4.into()

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

@@ -110,7 +110,7 @@ pub struct RegistrationData {
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RegisteredData {
+pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ips: IpPair,
     pub wg_port: u16,

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

@@ -1,7 +1,7 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::registration::{RegisteredData, RegistrationData, RemainingBandwidthData};
+use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 use nym_sphinx::addressing::Recipient;
 use serde::{Deserialize, Serialize};
@@ -38,7 +38,7 @@ impl AuthenticatorResponse {
     }
 
     pub fn new_registered(
-        registred_data: RegisteredData,
+        registred_data: RegistredData,
         reply_to: Recipient,
         request_id: u64,
     ) -> Self {
@@ -139,7 +139,7 @@ pub struct PendingRegistrationResponse {
 pub struct RegisteredResponse {
     pub request_id: u64,
     pub reply_to: Recipient,
-    pub reply: RegisteredData,
+    pub reply: RegistredData,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]

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

@@ -186,8 +186,8 @@ impl From<v4::response::TopUpBandwidthResponse> for v5::response::TopUpBandwidth
     }
 }
 
-impl From<v4::registration::RegisteredData> for v5::registration::RegisteredData {
+impl From<v4::registration::RegistredData> for v5::registration::RegistredData {
-    fn from(value: v4::registration::RegisteredData) -> Self {
+    fn from(value: v4::registration::RegistredData) -> Self {
         Self {
             pub_key: value.pub_key,
             private_ips: value.private_ips.into(),
@@ -405,7 +405,7 @@ mod tests {
         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::RegisteredData {
+        let registred_data = v4::registration::RegistredData {
             pub_key,
             private_ips,
             wg_port,
@@ -431,7 +431,7 @@ mod tests {
             upgraded_msg.data,
             v5::response::AuthenticatorResponseData::Registered(v5::response::RegisteredResponse {
                 request_id,
-                reply: v5::registration::RegisteredData {
+                reply: v5::registration::RegistredData {
                     wg_port,
                     pub_key,
                     private_ips: v5::registration::IpPair::new(ipv4, ipv6)

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

@@ -108,7 +108,7 @@ pub struct RegistrationData {
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-pub struct RegisteredData {
+pub struct RegistredData {
     pub pub_key: PeerPublicKey,
     pub private_ips: IpPair,
     pub wg_port: u16,

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

@@ -1,7 +1,7 @@
 // Copyright 2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::registration::{RegisteredData, RegistrationData, RemainingBandwidthData};
+use super::registration::{RegistrationData, RegistredData, RemainingBandwidthData};
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 use serde::{Deserialize, Serialize};
 
@@ -32,7 +32,7 @@ impl AuthenticatorResponse {
         }
     }
 
-    pub fn new_registered(registred_data: RegisteredData, request_id: u64) -> Self {
+    pub fn new_registered(registred_data: RegistredData, request_id: u64) -> Self {
         Self {
             protocol: Protocol {
                 service_provider_type: ServiceProviderType::Authenticator,
@@ -116,7 +116,7 @@ pub struct PendingRegistrationResponse {
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct RegisteredResponse {
     pub request_id: u64,
-    pub reply: RegisteredData,
+    pub reply: RegistredData,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]

common/authenticator-requests/src/v6/conversion.rs

@@ -1,441 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use crate::{v5, v6};
-
-impl TryFrom<v5::request::AuthenticatorRequest> for v6::request::AuthenticatorRequest {
-    type Error = crate::Error;
-
-    fn try_from(
-        authenticator_request: v5::request::AuthenticatorRequest,
-    ) -> Result<Self, Self::Error> {
-        Ok(Self {
-            protocol: v6::PROTOCOL,
-            data: authenticator_request.data.try_into()?,
-            request_id: authenticator_request.request_id,
-        })
-    }
-}
-
-impl TryFrom<v5::request::AuthenticatorRequestData> for v6::request::AuthenticatorRequestData {
-    type Error = crate::Error;
-
-    fn try_from(
-        authenticator_request_data: v5::request::AuthenticatorRequestData,
-    ) -> Result<Self, Self::Error> {
-        match authenticator_request_data {
-            v5::request::AuthenticatorRequestData::Initial(init_msg) => Ok(
-                v6::request::AuthenticatorRequestData::Initial(init_msg.into()),
-            ),
-            v5::request::AuthenticatorRequestData::Final(final_msg) => Ok(
-                v6::request::AuthenticatorRequestData::Final(Box::new((*final_msg).try_into()?)),
-            ),
-            v5::request::AuthenticatorRequestData::QueryBandwidth(pub_key) => Ok(
-                v6::request::AuthenticatorRequestData::QueryBandwidth(pub_key),
-            ),
-            v5::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message) => Ok(
-                v6::request::AuthenticatorRequestData::TopUpBandwidth(top_up_message.into()),
-            ),
-        }
-    }
-}
-
-impl From<v5::registration::InitMessage> for v6::registration::InitMessage {
-    fn from(init_msg: v5::registration::InitMessage) -> Self {
-        Self {
-            pub_key: init_msg.pub_key,
-        }
-    }
-}
-
-impl TryFrom<v5::registration::FinalMessage> for v6::registration::FinalMessage {
-    type Error = crate::Error;
-
-    fn try_from(final_msg: v5::registration::FinalMessage) -> Result<Self, Self::Error> {
-        Ok(Self {
-            gateway_client: final_msg.gateway_client.into(),
-            credential: final_msg
-                .credential
-                .map(TryInto::try_into)
-                .transpose()
-                .map_err(Self::Error::conversion_display)?,
-        })
-    }
-}
-
-impl From<v5::registration::GatewayClient> for v6::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<v6::registration::GatewayClient> for v5::registration::GatewayClient {
-    fn from(gateway_client: v6::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::ClientMac> for v6::registration::ClientMac {
-    fn from(client_mac: v5::registration::ClientMac) -> Self {
-        Self::new((*client_mac).clone())
-    }
-}
-
-impl From<v6::registration::ClientMac> for v5::registration::ClientMac {
-    fn from(client_mac: v6::registration::ClientMac) -> Self {
-        Self::new((*client_mac).clone())
-    }
-}
-
-impl From<Box<v5::topup::TopUpMessage>> for Box<v6::topup::TopUpMessage> {
-    fn from(top_up_message: Box<v5::topup::TopUpMessage>) -> Self {
-        Box::new(v6::topup::TopUpMessage {
-            pub_key: top_up_message.pub_key,
-            credential: top_up_message.credential,
-        })
-    }
-}
-
-impl From<v5::response::AuthenticatorResponse> for v6::response::AuthenticatorResponse {
-    fn from(value: v5::response::AuthenticatorResponse) -> Self {
-        Self {
-            protocol: v6::PROTOCOL,
-            data: value.data.into(),
-        }
-    }
-}
-
-impl From<v5::response::AuthenticatorResponseData> for v6::response::AuthenticatorResponseData {
-    fn from(authenticator_response_data: v5::response::AuthenticatorResponseData) -> Self {
-        match authenticator_response_data {
-            v5::response::AuthenticatorResponseData::PendingRegistration(pending_response) => {
-                v6::response::AuthenticatorResponseData::PendingRegistration(
-                    pending_response.into(),
-                )
-            }
-            v5::response::AuthenticatorResponseData::Registered(registered_response) => {
-                v6::response::AuthenticatorResponseData::Registered(registered_response.into())
-            }
-            v5::response::AuthenticatorResponseData::RemainingBandwidth(
-                remaining_bandwidth_response,
-            ) => v6::response::AuthenticatorResponseData::RemainingBandwidth(
-                remaining_bandwidth_response.into(),
-            ),
-            v5::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response) => {
-                v6::response::AuthenticatorResponseData::TopUpBandwidth(top_up_response.into())
-            }
-        }
-    }
-}
-
-impl From<v5::response::RegisteredResponse> for v6::response::RegisteredResponse {
-    fn from(value: v5::response::RegisteredResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.into(),
-            upgrade_mode_enabled: false,
-        }
-    }
-}
-
-impl From<v5::response::PendingRegistrationResponse> for v6::response::PendingRegistrationResponse {
-    fn from(value: v5::response::PendingRegistrationResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.into(),
-            upgrade_mode_enabled: false,
-        }
-    }
-}
-
-impl From<v5::registration::RegistrationData> for v6::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<v6::registration::RegistrationData> for v5::registration::RegistrationData {
-    fn from(value: v6::registration::RegistrationData) -> Self {
-        Self {
-            nonce: value.nonce,
-            gateway_data: value.gateway_data.into(),
-            wg_port: value.wg_port,
-        }
-    }
-}
-
-impl From<v5::response::RemainingBandwidthResponse> for v6::response::RemainingBandwidthResponse {
-    fn from(value: v5::response::RemainingBandwidthResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.map(Into::into),
-            upgrade_mode_enabled: false,
-        }
-    }
-}
-
-impl From<v5::response::TopUpBandwidthResponse> for v6::response::TopUpBandwidthResponse {
-    fn from(value: v5::response::TopUpBandwidthResponse) -> Self {
-        Self {
-            request_id: value.request_id,
-            reply: value.reply.into(),
-            upgrade_mode_enabled: false,
-        }
-    }
-}
-
-impl From<v5::registration::RegisteredData> for v6::registration::RegisteredData {
-    fn from(value: v5::registration::RegisteredData) -> Self {
-        Self {
-            pub_key: value.pub_key,
-            private_ips: value.private_ips.into(),
-            wg_port: value.wg_port,
-        }
-    }
-}
-
-impl From<v5::registration::RemainingBandwidthData> for v6::registration::RemainingBandwidthData {
-    fn from(value: v5::registration::RemainingBandwidthData) -> Self {
-        Self {
-            available_bandwidth: value.available_bandwidth,
-        }
-    }
-}
-
-impl From<v5::registration::IpPair> for v6::registration::IpPair {
-    fn from(value: v5::registration::IpPair) -> Self {
-        Self {
-            ipv4: value.ipv4,
-            ipv6: value.ipv6,
-        }
-    }
-}
-
-impl From<v6::registration::IpPair> for v5::registration::IpPair {
-    fn from(value: v6::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::{BandwidthCredential, CredentialSpendingData, TicketType};
-    use nym_crypto::asymmetric::x25519::PrivateKey;
-    use nym_wireguard_types::PeerPublicKey;
-    use x25519_dalek::PublicKey;
-
-    use super::*;
-    use crate::models::BandwidthClaim;
-    use crate::{util::tests::CREDENTIAL_BYTES, v5};
-
-    #[test]
-    fn upgrade_initial_req() {
-        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
-
-        let (msg, _) = v5::request::AuthenticatorRequest::new_initial_request(
-            v5::registration::InitMessage::new(pub_key),
-        );
-        let upgraded_msg = v6::request::AuthenticatorRequest::try_from(msg).unwrap();
-
-        assert_eq!(upgraded_msg.protocol, v6::PROTOCOL);
-        assert_eq!(
-            upgraded_msg.data,
-            v6::request::AuthenticatorRequestData::Initial(v6::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 = v5::registration::IpPair::new(ipv4, ipv6);
-        let nonce = 42;
-        let gateway_client = v5::registration::GatewayClient::new(
-            &local_secret,
-            (&remote_secret).into(),
-            ips,
-            nonce,
-        );
-        let credential = CredentialSpendingData::try_from_bytes(&CREDENTIAL_BYTES).unwrap();
-        let final_message = v5::registration::FinalMessage {
-            gateway_client: gateway_client.clone(),
-            credential: Some(credential.clone()),
-        };
-
-        let (msg, _) = v5::request::AuthenticatorRequest::new_final_request(final_message);
-        let upgraded_msg = v6::request::AuthenticatorRequest::try_from(msg).unwrap();
-
-        assert_eq!(upgraded_msg.protocol, v6::PROTOCOL);
-        assert_eq!(
-            upgraded_msg.data,
-            v6::request::AuthenticatorRequestData::Final(Box::new(
-                v6::registration::FinalMessage {
-                    gateway_client: v6::registration::GatewayClient::new(
-                        &local_secret,
-                        (&remote_secret).into(),
-                        v6::registration::IpPair::new(ipv4, ipv6),
-                        nonce
-                    ),
-                    credential: Some(BandwidthClaim {
-                        credential: BandwidthCredential::ZkNym(Box::new(credential)),
-                        kind: TicketType::V1MixnetEntry,
-                    })
-                }
-            ))
-        );
-    }
-
-    #[test]
-    fn upgrade_query_req() {
-        let pub_key = PeerPublicKey::new(PublicKey::from([0; 32]));
-
-        let (msg, _) = v5::request::AuthenticatorRequest::new_query_request(pub_key);
-        let upgraded_msg = v6::request::AuthenticatorRequest::try_from(msg).unwrap();
-
-        assert_eq!(upgraded_msg.protocol, v6::PROTOCOL);
-        assert_eq!(
-            upgraded_msg.data,
-            v6::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 = v5::registration::IpPair::new(ipv4, ipv6);
-        let nonce = 42;
-        let wg_port = 51822;
-        let gateway_data = v5::registration::GatewayClient::new(
-            &local_secret,
-            (&remote_secret).into(),
-            ips,
-            nonce,
-        );
-        let registration_data = v5::registration::RegistrationData {
-            nonce,
-            gateway_data,
-            wg_port,
-        };
-        let request_id = 123;
-
-        let msg = v5::response::AuthenticatorResponse::new_pending_registration_success(
-            registration_data,
-            request_id,
-        );
-        let upgraded_msg = v6::response::AuthenticatorResponse::from(msg);
-
-        assert_eq!(upgraded_msg.protocol, v6::PROTOCOL);
-
-        assert_eq!(
-            upgraded_msg.data,
-            v6::response::AuthenticatorResponseData::PendingRegistration(
-                v6::response::PendingRegistrationResponse {
-                    request_id,
-                    reply: v6::registration::RegistrationData {
-                        nonce,
-                        gateway_data: v6::registration::GatewayClient::new(
-                            &local_secret,
-                            (&remote_secret).into(),
-                            v6::registration::IpPair::new(ipv4, ipv6),
-                            nonce
-                        ),
-                        wg_port
-                    },
-                    upgrade_mode_enabled: false,
-                }
-            )
-        );
-    }
-
-    #[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 = v5::registration::IpPair::new(ipv4, ipv6);
-        let wg_port = 51822;
-        let registered_data = v5::registration::RegisteredData {
-            pub_key,
-            private_ips,
-            wg_port,
-        };
-        let request_id = 123;
-
-        let msg = v5::response::AuthenticatorResponse::new_registered(registered_data, request_id);
-        let upgraded_msg = v6::response::AuthenticatorResponse::from(msg);
-
-        assert_eq!(upgraded_msg.protocol, v6::PROTOCOL);
-        assert_eq!(
-            upgraded_msg.data,
-            v6::response::AuthenticatorResponseData::Registered(v6::response::RegisteredResponse {
-                request_id,
-                reply: v6::registration::RegisteredData {
-                    wg_port,
-                    pub_key,
-                    private_ips: v6::registration::IpPair::new(ipv4, ipv6)
-                },
-                upgrade_mode_enabled: false,
-            })
-        );
-    }
-
-    #[test]
-    fn upgrade_remaining_bandwidth_resp() {
-        let available_bandwidth = 42;
-        let remaining_bandwidth_data = Some(v5::registration::RemainingBandwidthData {
-            available_bandwidth,
-        });
-        let request_id = 123;
-
-        let msg = v5::response::AuthenticatorResponse::new_remaining_bandwidth(
-            remaining_bandwidth_data,
-            request_id,
-        );
-        let upgraded_msg = v6::response::AuthenticatorResponse::from(msg);
-
-        assert_eq!(upgraded_msg.protocol, v6::PROTOCOL);
-        assert_eq!(
-            upgraded_msg.data,
-            v6::response::AuthenticatorResponseData::RemainingBandwidth(
-                v6::response::RemainingBandwidthResponse {
-                    request_id,
-                    reply: Some(v6::registration::RemainingBandwidthData {
-                        available_bandwidth,
-                    }),
-                    upgrade_mode_enabled: false,
-                }
-            )
-        );
-    }
-}

common/authenticator-requests/src/v6/mod.rs

@@ -1,15 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
-
-pub mod conversion;
-pub mod registration;
-pub mod request;
-pub mod response;
-pub mod topup;
-pub mod upgrade_mode_check;
-
-pub const VERSION: u8 = 6;
-
-pub const PROTOCOL: Protocol = Protocol::new(VERSION, ServiceProviderType::Authenticator);

common/authenticator-requests/src/v6/registration.rs

@@ -1,287 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use crate::error::Error;
-use crate::models::BandwidthClaim;
-use base64::{Engine, engine::general_purpose};
-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::x25519::{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>;
-
-#[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 {
-            IpAddr::V4(ipv4_addr) => (ipv4_addr.octets()[2], ipv4_addr.octets()[3]),
-            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<BandwidthClaim>,
-}
-
-#[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 RegisteredData {
-    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.inner().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 From<Vec<u8>> for ClientMac {
-    fn from(v: Vec<u8>) -> Self {
-        ClientMac(v)
-    }
-}
-
-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::x25519;
-    use nym_test_utils::helpers::deterministic_rng;
-
-    #[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 = deterministic_rng();
-
-        let gateway_key_pair = x25519::KeyPair::new(&mut rng);
-        let client_key_pair = x25519::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/v6/request.rs

@@ -1,135 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use super::{
-    PROTOCOL,
-    registration::{FinalMessage, InitMessage},
-    topup::TopUpMessage,
-    upgrade_mode_check::UpgradeModeCheckRequest,
-};
-use nym_service_provider_requests_common::Protocol;
-use nym_wireguard_types::PeerPublicKey;
-use serde::{Deserialize, Serialize};
-
-use crate::make_bincode_serializer;
-
-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,
-                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,
-                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,
-                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,
-                data: AuthenticatorRequestData::TopUpBandwidth(Box::new(top_up_message)),
-                request_id,
-            },
-            request_id,
-        )
-    }
-
-    pub fn new_upgrade_mode_check_request(message: UpgradeModeCheckRequest) -> (Self, u64) {
-        let request_id = generate_random();
-        (
-            Self {
-                protocol: PROTOCOL,
-                data: AuthenticatorRequestData::CheckUpgradeMode(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>),
-    CheckUpgradeMode(UpgradeModeCheckRequest),
-}
-
-#[cfg(test)]
-mod tests {
-    use super::super::VERSION;
-    use super::*;
-    use nym_service_provider_requests_common::ServiceProviderType;
-    use std::str::FromStr;
-
-    #[test]
-    fn check_first_bytes_protocol() {
-        let version = VERSION;
-        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/v6/response.rs

@@ -1,153 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use super::registration::{RegisteredData, RegistrationData, RemainingBandwidthData};
-use nym_service_provider_requests_common::Protocol;
-use serde::{Deserialize, Serialize};
-
-use crate::make_bincode_serializer;
-
-use super::PROTOCOL;
-
-#[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,
-        upgrade_mode_enabled: bool,
-    ) -> Self {
-        Self {
-            protocol: PROTOCOL,
-            data: AuthenticatorResponseData::PendingRegistration(PendingRegistrationResponse {
-                reply: registration_data,
-                request_id,
-                upgrade_mode_enabled,
-            }),
-        }
-    }
-
-    pub fn new_registered(
-        registered_data: RegisteredData,
-        request_id: u64,
-        upgrade_mode_enabled: bool,
-    ) -> Self {
-        Self {
-            protocol: PROTOCOL,
-            data: AuthenticatorResponseData::Registered(RegisteredResponse {
-                reply: registered_data,
-                request_id,
-                upgrade_mode_enabled,
-            }),
-        }
-    }
-
-    pub fn new_remaining_bandwidth(
-        remaining_bandwidth_data: Option<RemainingBandwidthData>,
-        request_id: u64,
-        upgrade_mode_enabled: bool,
-    ) -> Self {
-        Self {
-            protocol: PROTOCOL,
-            data: AuthenticatorResponseData::RemainingBandwidth(RemainingBandwidthResponse {
-                reply: remaining_bandwidth_data,
-                request_id,
-                upgrade_mode_enabled,
-            }),
-        }
-    }
-
-    pub fn new_topup_bandwidth(
-        remaining_bandwidth_data: RemainingBandwidthData,
-        request_id: u64,
-        upgrade_mode_enabled: bool,
-    ) -> Self {
-        Self {
-            protocol: PROTOCOL,
-            data: AuthenticatorResponseData::TopUpBandwidth(TopUpBandwidthResponse {
-                reply: remaining_bandwidth_data,
-                request_id,
-                upgrade_mode_enabled,
-            }),
-        }
-    }
-
-    pub fn new_upgrade_mode_check(request_id: u64, upgrade_mode_enabled: bool) -> Self {
-        Self {
-            protocol: PROTOCOL,
-            data: AuthenticatorResponseData::UpgradeMode(UpgradeModeResponse {
-                request_id,
-                upgrade_mode_enabled,
-            }),
-        }
-    }
-
-    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),
-            AuthenticatorResponseData::UpgradeMode(response) => Some(response.request_id),
-        }
-    }
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub enum AuthenticatorResponseData {
-    PendingRegistration(PendingRegistrationResponse),
-    Registered(RegisteredResponse),
-    RemainingBandwidth(RemainingBandwidthResponse),
-    TopUpBandwidth(TopUpBandwidthResponse),
-    UpgradeMode(UpgradeModeResponse),
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct PendingRegistrationResponse {
-    pub request_id: u64,
-    pub reply: RegistrationData,
-    pub upgrade_mode_enabled: bool,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct RegisteredResponse {
-    pub request_id: u64,
-    pub reply: RegisteredData,
-    pub upgrade_mode_enabled: bool,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct RemainingBandwidthResponse {
-    pub request_id: u64,
-    pub reply: Option<RemainingBandwidthData>,
-    pub upgrade_mode_enabled: bool,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct TopUpBandwidthResponse {
-    pub request_id: u64,
-    pub reply: RemainingBandwidthData,
-    pub upgrade_mode_enabled: bool,
-}
-
-#[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
-pub struct UpgradeModeResponse {
-    pub request_id: u64,
-    pub upgrade_mode_enabled: bool,
-}

common/authenticator-requests/src/v6/topup.rs

@@ -1,15 +0,0 @@
-// Copyright 2025 - 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/authenticator-requests/src/v6/upgrade_mode_check.rs

@@ -1,12 +0,0 @@
-// Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
-// SPDX-License-Identifier: Apache-2.0
-
-use serde::{Deserialize, Serialize};
-
-#[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
-#[non_exhaustive]
-pub enum UpgradeModeCheckRequest {
-    /// Attempt to request upgrade mode recheck via the JWT issued as the result of
-    /// global attestation.json being published
-    UpgradeModeJwt { token: String },
-}

common/authenticator-requests/src/version.rs

@@ -1,7 +1,7 @@
 // Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use super::{v1, v2, v3, v4, v5, v6};
+use super::{v1, v2, v3, v4, v5};
 use nym_service_provider_requests_common::{Protocol, ServiceProviderType};
 
 #[derive(Copy, Clone, Debug, PartialEq, strum_macros::Display)]
@@ -22,15 +22,11 @@ pub enum AuthenticatorVersion {
     /// introduced in dorina-patched release (1.6.1)
     V5,
 
-    /// introduced in niolo release (1.23.0)
-    V6,
-
-    /// an unknown, future, variant that can be present if running outdated software
     UNKNOWN,
 }
 
 impl AuthenticatorVersion {
-    pub const LATEST: Self = Self::V6;
+    pub const LATEST: Self = Self::V5;
 
     pub const fn release_version(&self) -> semver::Version {
         match self {
@@ -39,7 +35,6 @@ impl AuthenticatorVersion {
             AuthenticatorVersion::V3 => semver::Version::new(1, 1, 10),
             AuthenticatorVersion::V4 => semver::Version::new(1, 2, 0),
             AuthenticatorVersion::V5 => semver::Version::new(1, 6, 1),
-            AuthenticatorVersion::V6 => semver::Version::new(1, 23, 0),
             AuthenticatorVersion::UNKNOWN => semver::Version::new(0, 0, 0),
         }
     }
@@ -59,8 +54,6 @@ impl From<Protocol> for AuthenticatorVersion {
             AuthenticatorVersion::V4
         } else if value.version == v5::VERSION {
             AuthenticatorVersion::V5
-        } else if value.version == v6::VERSION {
-            AuthenticatorVersion::V6
         } else {
             AuthenticatorVersion::UNKNOWN
         }
@@ -79,8 +72,6 @@ impl From<u8> for AuthenticatorVersion {
             AuthenticatorVersion::V4
         } else if value == v5::VERSION {
             AuthenticatorVersion::V5
-        } else if value == v6::VERSION {
-            AuthenticatorVersion::V6
         } else {
             AuthenticatorVersion::UNKNOWN
         }
@@ -135,14 +126,11 @@ impl From<semver::Version> for AuthenticatorVersion {
         if semver < AuthenticatorVersion::V5.release_version() {
             return Self::V4;
         }
-        if semver < AuthenticatorVersion::V6.release_version() {
+        // if provided version is higher (or equal) to release version of V5,
-            return Self::V5;
+        // we return the latest (i.e. v5)
-        }
-        // if provided version is higher (or equal) to release version of V6,
-        // we return the latest (i.e. v6)
 
         debug_assert_eq!(
-            Self::V6,
+            Self::V5,
             Self::LATEST,
             "a new AuthenticatorVersion variant has been introduced without adjusting the `From<semver::Version>` trait"
         );
@@ -203,9 +191,5 @@ mod tests {
         assert_eq!(AuthenticatorVersion::V5, "1.7.0".into());
         assert_eq!(AuthenticatorVersion::V5, "1.16.11".into());
         assert_eq!(AuthenticatorVersion::V5, "1.17.0".into());
-        assert_eq!(AuthenticatorVersion::V5, "1.22.0".into());
-        assert_eq!(AuthenticatorVersion::V6, "1.23.0".into());
-        assert_eq!(AuthenticatorVersion::V6, "1.23.1".into());
-        assert_eq!(AuthenticatorVersion::V6, "1.24.0".into());
     }
 }

common/bandwidth-controller/Cargo.toml

@@ -7,16 +7,21 @@ license.workspace = true
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-async-trait = { workspace = true }
+async-trait = { workspace =  true }
+bip39 = { workspace = true }
 log = { workspace = true }
 rand = { workspace = true }
 thiserror = { workspace = true }
+url = { workspace = true }
+zeroize = { workspace = true }
 
 nym-credential-storage = { path = "../credential-storage" }
 nym-credentials = { path = "../credentials" }
 nym-credentials-interface = { path = "../credentials-interface" }
 nym-crypto = { path = "../crypto", features = ["rand", "asymmetric", "stream_cipher", "aes", "hashing"] }
+nym-ecash-contract-common = { path = "../cosmwasm-smart-contracts/ecash-contract" }
 nym-ecash-time = { path = "../ecash-time" }
+nym-network-defaults = { path = "../network-defaults" }
 nym-task = { path = "../task" }
 nym-validator-client = { path = "../client-libs/validator-client", default-features = false }
 

common/bandwidth-controller/src/error.rs

@@ -21,9 +21,6 @@ pub enum BandwidthControllerError {
     #[error("There was a credential storage error - {0}")]
     CredentialStorageError(Box<dyn std::error::Error + Send + Sync>),
 
-    #[error("retrieved upgrade mode token is not a valid String")]
-    MalformedUpgradeModeToken,
-
     #[error("the credential storage does not contain any usable credentials")]
     NoCredentialsAvailable,
 

common/bandwidth-controller/src/lib.rs

@@ -12,7 +12,7 @@ use crate::utils::{
     ApiClientsWrapper,
 };
 use log::error;
-use nym_credential_storage::models::{EmergencyCredential, RetrievedTicketbook};
+use nym_credential_storage::models::RetrievedTicketbook;
 use nym_credential_storage::storage::Storage;
 use nym_credentials::ecash::bandwidth::CredentialSpendingData;
 use nym_credentials_interface::{
@@ -220,19 +220,6 @@ impl<C, St: Storage> BandwidthController<C, St> {
             }
         }
     }
-
-    pub async fn get_emergency_credential(
-        &self,
-        typ: &str,
-    ) -> Result<Option<EmergencyCredential>, BandwidthControllerError>
-    where
-        <St as Storage>::StorageError: Send + Sync + 'static,
-    {
-        self.storage
-            .get_emergency_credential(typ)
-            .await
-            .map_err(BandwidthControllerError::credential_storage_error)
-    }
 }
 
 impl<C, St> Clone for BandwidthController<C, St>

common/bandwidth-controller/src/traits.rs

@@ -11,9 +11,6 @@ use crate::{error::BandwidthControllerError, BandwidthController, PreparedCreden
 
 pub const DEFAULT_TICKETS_TO_SPEND: u32 = 1;
 
-// TODO: this does not really belong here
-pub const UPGRADE_MODE_JWT_TYPE: &str = "UPGRADE_MODE_JWT";
-
 #[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 #[cfg_attr(not(target_arch = "wasm32"), async_trait)]
 pub trait BandwidthTicketProvider: Send + Sync {
@@ -23,8 +20,6 @@ pub trait BandwidthTicketProvider: Send + Sync {
         gateway_id: ed25519::PublicKey,
         tickets_to_spend: u32,
     ) -> Result<PreparedCredential, BandwidthControllerError>;
-
-    async fn get_upgrade_mode_token(&self) -> Result<Option<String>, BandwidthControllerError>;
 }
 
 #[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
@@ -44,16 +39,4 @@ where
         self.prepare_ecash_ticket(ticket_type, gateway_id.to_bytes(), tickets_to_spend)
             .await
     }
-
-    async fn get_upgrade_mode_token(&self) -> Result<Option<String>, BandwidthControllerError> {
-        let Some(emergency_credential) =
-            self.get_emergency_credential(UPGRADE_MODE_JWT_TYPE).await?
-        else {
-            return Ok(None);
-        };
-        // upgrade mode credential is just a simple stringified JWT
-        let token = String::from_utf8(emergency_credential.data.content)
-            .map_err(|_| BandwidthControllerError::MalformedUpgradeModeToken)?;
-        Ok(Some(token))
-    }
 }

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

@@ -81,10 +81,6 @@ pub struct CommonClientInitArgs {
     #[cfg_attr(feature = "cli", clap(long, hide = true))]
     pub enabled_credentials_mode: Option<bool>,
 
-    /// Change the default minimum node performance used during initial node selection filtering.
-    #[cfg_attr(feature = "cli", clap(long, hide = true))]
-    pub minimum_gateway_performance: Option<u8>,
-
     /// Mostly debug-related option to increase default traffic rate so that you would not need to
     /// modify config post init
     #[cfg_attr(feature = "cli", clap(long, hide = true))]
@@ -177,14 +173,10 @@ where
         })?;
         hardcoded_topology.entry_capable_nodes().cloned().collect()
     } else {
-        let minimum_performance = common_args
-            .minimum_gateway_performance
-            .unwrap_or(core.debug.topology.minimum_gateway_performance);
-
         crate::init::helpers::gateways_for_init(
             &core.client.nym_api_urls,
             user_agent,
-            minimum_performance,
+            core.debug.topology.minimum_gateway_performance,
             core.debug.topology.ignore_ingress_epoch_role,
             None,
         )

common/client-core/src/error.rs

@@ -45,7 +45,7 @@ pub enum ClientCoreError {
 
     #[cfg(not(target_arch = "wasm32"))]
     #[error("resolution failed: {0}")]
-    ResolutionFailed(#[from] nym_http_api_client::ResolveError),
+    ResolutionFailed(#[from] nym_http_api_client::HickoryDnsError),
 
     #[error("no gateways on network")]
     NoGatewaysOnNetwork,

common/client-core/src/init/helpers.rs

@@ -441,7 +441,7 @@ mod tests {
 
     #[test]
     fn test_multiple_urls_prepared_for_retries() {
-        let urls = [
+        let urls = vec![
             Url::parse("https://api1.nym.com").unwrap(),
             Url::parse("https://api2.nym.com").unwrap(),
             Url::parse("https://api3.nym.com").unwrap(),

common/client-core/src/init/websockets.rs

@@ -30,6 +30,7 @@ pub(crate) async fn connect_async(
             resolver
                 .resolve_str(domain)
                 .await?
+                .into_iter()
                 .map(|a| SocketAddr::new(a, port))
                 .collect()
         }

common/client-libs/gateway-client/Cargo.toml

@@ -88,6 +88,3 @@ features = ["js"]
 
 [features]
 wasm = []
-
-[lints]
-workspace = true

common/client-libs/gateway-client/src/bandwidth.rs

@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use si_scale::helpers::bibytes2;
-use std::fmt::{Display, Formatter};
 use std::sync::atomic::{AtomicBool, AtomicI64, Ordering};
 use std::sync::Arc;
 use std::time::Duration;
@@ -27,39 +26,6 @@ pub struct ClientBandwidth {
     inner: Arc<ClientBandwidthInner>,
 }
 
-// simple helper for logging purposes to accommodate 'unknown' case
-pub(crate) enum UpgradeModeEnabledWrapper {
-    True,
-    False,
-    Unknown,
-}
-
-impl From<Option<bool>> for UpgradeModeEnabledWrapper {
-    fn from(value: Option<bool>) -> Self {
-        match value {
-            Some(true) => UpgradeModeEnabledWrapper::True,
-            Some(false) => UpgradeModeEnabledWrapper::False,
-            None => UpgradeModeEnabledWrapper::Unknown,
-        }
-    }
-}
-
-impl From<bool> for UpgradeModeEnabledWrapper {
-    fn from(value: bool) -> Self {
-        Some(value).into()
-    }
-}
-
-impl Display for UpgradeModeEnabledWrapper {
-    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
-        match self {
-            UpgradeModeEnabledWrapper::True => write!(f, "true"),
-            UpgradeModeEnabledWrapper::False => write!(f, "false"),
-            UpgradeModeEnabledWrapper::Unknown => write!(f, "unknown"),
-        }
-    }
-}
-
 struct ClientBandwidthInner {
     /// the actual bandwidth amount (in bytes) available
     available: AtomicI64,
@@ -105,41 +71,26 @@ impl ClientBandwidth {
         self.inner.available.load(Ordering::Acquire)
     }
 
-    pub(crate) fn maybe_log_bandwidth(
+    pub(crate) fn maybe_log_bandwidth(&self, now: Option<OffsetDateTime>) {
-        &self,
-        now: Option<OffsetDateTime>,
-        upgrade_mode: impl Into<UpgradeModeEnabledWrapper>,
-    ) {
         let last = self.last_logged();
         let now = now.unwrap_or_else(OffsetDateTime::now_utc);
         if last + Duration::from_secs(10) < now {
-            self.log_bandwidth(Some(now), upgrade_mode)
+            self.log_bandwidth(Some(now))
         }
     }
 
-    pub(crate) fn log_bandwidth(
+    pub(crate) fn log_bandwidth(&self, now: Option<OffsetDateTime>) {
-        &self,
-        now: Option<OffsetDateTime>,
-        upgrade_mode: impl Into<UpgradeModeEnabledWrapper>,
-    ) {
         let now = now.unwrap_or_else(OffsetDateTime::now_utc);
-        let upgrade_mode = upgrade_mode.into();
 
         let remaining = self.remaining();
         let remaining_bi2 = bibytes2(remaining as f64);
 
         if remaining < 0 {
-            tracing::warn!(
+            tracing::warn!("OUT OF BANDWIDTH. remaining: {remaining_bi2}");
-                "OUT OF BANDWIDTH. remaining: {remaining_bi2}. in 'upgrade mode': {upgrade_mode}"
-            );
         } else if remaining < 1_000_000 {
-            tracing::info!(
+            tracing::info!("remaining bandwidth: {remaining_bi2}");
-                "remaining bandwidth: {remaining_bi2}. in 'upgrade mode': {upgrade_mode}"
-            );
         } else {
-            tracing::trace!(
+            tracing::debug!("remaining bandwidth: {remaining_bi2}");
-                "remaining bandwidth: {remaining_bi2}. in 'upgrade mode': {upgrade_mode}"
-            );
         }
 
         self.inner
@@ -147,35 +98,26 @@ impl ClientBandwidth {
             .store(now.unix_timestamp(), Ordering::Relaxed)
     }
 
-    pub(crate) fn update_and_maybe_log(
+    pub(crate) fn update_and_maybe_log(&self, remaining: i64) {
-        &self,
-        remaining: i64,
-        upgrade_mode: impl Into<UpgradeModeEnabledWrapper>,
-    ) {
         let now = OffsetDateTime::now_utc();
         self.inner.available.store(remaining, Ordering::Release);
         self.inner
             .last_updated_ts
             .store(now.unix_timestamp(), Ordering::Relaxed);
-        self.maybe_log_bandwidth(Some(now), upgrade_mode)
+        self.maybe_log_bandwidth(Some(now))
     }
 
-    pub(crate) fn update_and_log(
+    pub(crate) fn update_and_log(&self, remaining: i64) {
-        &self,
-        remaining: i64,
-        upgrade_mode: impl Into<UpgradeModeEnabledWrapper>,
-    ) {
         let now = OffsetDateTime::now_utc();
         self.inner.available.store(remaining, Ordering::Release);
         self.inner
             .last_updated_ts
             .store(now.unix_timestamp(), Ordering::Relaxed);
-        self.log_bandwidth(Some(now), upgrade_mode)
+        self.log_bandwidth(Some(now))
     }
 
     fn last_logged(&self) -> OffsetDateTime {
         // SAFETY: this value is always populated with valid timestamps
-        #[allow(clippy::unwrap_used)]
         OffsetDateTime::from_unix_timestamp(self.inner.last_logged_ts.load(Ordering::Relaxed))
             .unwrap()
     }

common/client-libs/gateway-client/src/client/config.rs

@@ -2,7 +2,7 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::error::GatewayClientError;
-use nym_credentials_interface::DEFAULT_MIXNET_REQUEST_BANDWIDTH_THRESHOLD;
+use nym_network_defaults::TicketTypeRepr::V1MixnetEntry;
 use si_scale::helpers::bibytes2;
 use std::time::Duration;
 
@@ -103,7 +103,7 @@ impl BandwidthTickets {
 
     // 20% of entry ticket value
     pub const DEFAULT_REMAINING_BANDWIDTH_THRESHOLD: i64 =
-        DEFAULT_MIXNET_REQUEST_BANDWIDTH_THRESHOLD;
+        (V1MixnetEntry.bandwidth_value() / 5) as i64;
 
     pub const DEFAULT_CUTOFF_REMAINING_BANDWIDTH_THRESHOLD: Option<i64> = None;
 

common/client-libs/gateway-client/src/client/mod.rs

@@ -20,9 +20,9 @@ use nym_credentials_interface::TicketType;
 use nym_crypto::asymmetric::ed25519;
 use nym_gateway_requests::registration::handshake::client_handshake;
 use nym_gateway_requests::{
-    BandwidthResponse, BinaryRequest, ClientControlRequest, ClientRequest, GatewayProtocolVersion,
+    BinaryRequest, ClientControlRequest, ClientRequest, GatewayProtocolVersionExt,
-    GatewayProtocolVersionExt, GatewayRequestsError, SensitiveServerResponse, ServerResponse,
+    GatewayRequestsError, SensitiveServerResponse, ServerResponse, SharedGatewayKey,
-    SharedGatewayKey, SharedSymmetricKey, CREDENTIAL_UPDATE_V2_PROTOCOL_VERSION,
+    SharedSymmetricKey, CREDENTIAL_UPDATE_V2_PROTOCOL_VERSION, CURRENT_PROTOCOL_VERSION,
 };
 use nym_sphinx::forwarding::packet::MixPacket;
 use nym_statistics_common::clients::connection::ConnectionStatsEvent;
@@ -101,7 +101,8 @@ pub struct GatewayClient<C, St = EphemeralCredentialStorage> {
     bandwidth_controller: Option<BandwidthController<C, St>>,
     stats_reporter: ClientStatsSender,
 
-    negotiated_protocol: Option<GatewayProtocolVersion>,
+    // currently unused (but populated)
+    negotiated_protocol: Option<u8>,
 
     // Callback on the fd as soon as the connection has been established
     #[cfg(unix)]
@@ -165,12 +166,10 @@ impl<C, St> GatewayClient<C, St> {
     }
 
     #[cfg(not(target_arch = "wasm32"))]
-    #[allow(clippy::unreachable)]
     async fn _close_connection(&mut self) -> Result<(), GatewayClientError> {
         match std::mem::replace(&mut self.connection, SocketState::NotConnected) {
             SocketState::Available(mut socket) => Ok((*socket).close(None).await?),
             SocketState::PartiallyDelegated(_) => {
-                // SAFETY: this is only called after the caller has already recovered the connection
                 unreachable!("this branch should have never been reached!")
             }
             _ => Ok(()), // no need to do anything in those cases
@@ -178,7 +177,6 @@ impl<C, St> GatewayClient<C, St> {
     }
 
     #[cfg(target_arch = "wasm32")]
-    #[allow(clippy::unreachable)]
     async fn _close_connection(&mut self) -> Result<(), GatewayClientError> {
         match std::mem::replace(&mut self.connection, SocketState::NotConnected) {
             SocketState::Available(socket) => {
@@ -186,7 +184,6 @@ impl<C, St> GatewayClient<C, St> {
                 Ok(())
             }
             SocketState::PartiallyDelegated(_) => {
-                // SAFETY: this is only called after the caller has already recovered the connection
                 unreachable!("this branch should have never been reached!")
             }
             _ => Ok(()), // no need to do anything in those cases
@@ -461,16 +458,43 @@ impl<C, St> GatewayClient<C, St> {
         }
     }
 
+    fn check_gateway_protocol(
+        &self,
+        gateway_protocol: Option<u8>,
+    ) -> Result<(), GatewayClientError> {
+        debug!("gateway protocol: {gateway_protocol:?}, ours: {CURRENT_PROTOCOL_VERSION}");
+
+        // right now there are no failure cases here, but this might change in the future
+        match gateway_protocol {
+            None => {
+                warn!("the gateway we're connected to has not specified its protocol version. It's probably running version < 1.1.X, but that's still fine for now. It will become a hard error in 1.2.0");
+                // note: in +1.2.0 we will have to return a hard error here
+                Ok(())
+            }
+            Some(v) if v > CURRENT_PROTOCOL_VERSION => {
+                let err = GatewayClientError::IncompatibleProtocol {
+                    gateway: Some(v),
+                    current: CURRENT_PROTOCOL_VERSION,
+                };
+                error!("{err}");
+                Err(err)
+            }
+
+            Some(_) => {
+                debug!("the gateway is using exactly the same (or older) protocol version as we are. We're good to continue!");
+                Ok(())
+            }
+        }
+    }
+
     async fn register(
         &mut self,
-        supported_gateway_protocol: Option<GatewayProtocolVersion>,
+        derive_aes256_gcm_siv_key: bool,
     ) -> Result<(), GatewayClientError> {
         if !self.connection.is_established() {
             return Err(GatewayClientError::ConnectionNotEstablished);
         }
 
-        let derive_aes256_gcm_siv_key = supported_gateway_protocol.supports_aes256_gcm_siv();
-
         debug_assert!(self.connection.is_available());
         log::debug!(
             "registering with gateway. using legacy key derivation: {}",
@@ -481,13 +505,14 @@ impl<C, St> GatewayClient<C, St> {
         // and putting it into the GatewayClient struct would be a hassle
         let mut rng = OsRng;
 
-        let handshake_result = match &mut self.connection {
+        let shared_key = match &mut self.connection {
             SocketState::Available(ws_stream) => client_handshake(
                 &mut rng,
                 ws_stream,
                 self.local_identity.as_ref(),
                 self.gateway_identity,
-                supported_gateway_protocol,
+                self.cfg.bandwidth.require_tickets,
+                derive_aes256_gcm_siv_key,
                 #[cfg(not(target_arch = "wasm32"))]
                 self.shutdown_token.clone(),
             )
@@ -496,31 +521,26 @@ impl<C, St> GatewayClient<C, St> {
             _ => return Err(GatewayClientError::ConnectionInInvalidState),
         }?;
 
-        let authentication_status = match self.read_control_response().await? {
+        let (authentication_status, gateway_protocol) = match self.read_control_response().await? {
             ServerResponse::Register {
+                protocol_version,
                 status,
-                upgrade_mode,
+            } => (status, protocol_version),
-                ..
-            } => {
-                if upgrade_mode {
-                    warn!("the system is currently undergoing an upgrade. some of its functionalities might be unstable")
-                }
-                status
-            }
             ServerResponse::Error { message } => {
                 return Err(GatewayClientError::GatewayError(message))
             }
             other => return Err(GatewayClientError::UnexpectedResponse { name: other.name() }),
         };
 
+        self.check_gateway_protocol(gateway_protocol)?;
         self.authenticated = authentication_status;
 
         if self.authenticated {
-            self.shared_key = Some(Arc::new(handshake_result.derived_key));
+            self.shared_key = Some(Arc::new(shared_key));
         }
 
         // populate the negotiated protocol for future uses
-        self.negotiated_protocol = Some(handshake_result.negotiated_protocol);
+        self.negotiated_protocol = gateway_protocol;
 
         Ok(())
     }
@@ -603,24 +623,13 @@ impl<C, St> GatewayClient<C, St> {
                 protocol_version,
                 status,
                 bandwidth_remaining,
-                upgrade_mode,
             } => {
-                if protocol_version.is_future_version() {
+                self.check_gateway_protocol(protocol_version)?;
-                    // SAFETY: future version is always defined
-                    #[allow(clippy::unwrap_used)]
-                    let version = protocol_version.unwrap();
-                    error!("the gateway insists on using v{version} protocol which is not supported by this client");
-                    return Err(GatewayClientError::AuthenticationFailure);
-                }
                 self.authenticated = status;
-                self.bandwidth
+                self.bandwidth.update_and_maybe_log(bandwidth_remaining);
-                    .update_and_maybe_log(bandwidth_remaining, upgrade_mode);
 
                 self.negotiated_protocol = protocol_version;
                 log::debug!("authenticated: {status}, bandwidth remaining: {bandwidth_remaining}");
-                if upgrade_mode {
-                    warn!("the system is currently undergoing an upgrade. some of its functionalities might be unstable")
-                }
 
                 Ok(())
             }
@@ -641,7 +650,7 @@ impl<C, St> GatewayClient<C, St> {
             .public_key()
             .derive_destination_address();
 
-        let msg = ClientControlRequest::new_legacy_authenticate(
+        let msg = ClientControlRequest::new_authenticate(
             self_address,
             shared_key,
             self.cfg.bandwidth.require_tickets,
@@ -650,40 +659,25 @@ impl<C, St> GatewayClient<C, St> {
             .await
     }
 
-    async fn authenticate_v2(
+    async fn authenticate_v2(&mut self) -> Result<(), GatewayClientError> {
-        &mut self,
-        requested_protocol_version: GatewayProtocolVersion,
-    ) -> Result<(), GatewayClientError> {
         debug!("using v2 authentication");
         let Some(shared_key) = self.shared_key.as_ref() else {
             return Err(GatewayClientError::NoSharedKeyAvailable);
         };
 
-        let msg = ClientControlRequest::new_authenticate_v2(
+        let msg = ClientControlRequest::new_authenticate_v2(shared_key, &self.local_identity)?;
-            shared_key,
-            &self.local_identity,
-            requested_protocol_version,
-        )?;
         self.send_authenticate_request_and_handle_response(msg)
             .await
     }
 
-    async fn authenticate(
+    async fn authenticate(&mut self, use_v2: bool) -> Result<(), GatewayClientError> {
-        &mut self,
-        supported_gateway_protocol: Option<GatewayProtocolVersion>,
-    ) -> Result<(), GatewayClientError> {
         if !self.connection.is_established() {
             return Err(GatewayClientError::ConnectionNotEstablished);
         }
         debug!("authenticating with gateway");
 
-        if supported_gateway_protocol.supports_authenticate_v2() {
+        if use_v2 {
-            // use the highest possible protocol version the gateway has announced support for
+            self.authenticate_v2().await
-
-            // SAFETY: if announced protocol supports auth v2, it means it's properly set
-            #[allow(clippy::unwrap_used)]
-            self.authenticate_v2(supported_gateway_protocol.unwrap())
-                .await
         } else {
             self.authenticate_v1().await
         }
@@ -714,12 +708,9 @@ impl<C, St> GatewayClient<C, St> {
             }
         };
 
-        debug!("supported gateway protocol: {gw_protocol:?}");
-
         let supports_aes_gcm_siv = gw_protocol.supports_aes256_gcm_siv();
         let supports_auth_v2 = gw_protocol.supports_authenticate_v2();
         let supports_key_rotation_info = gw_protocol.supports_key_rotation_packet();
-        let supports_upgrade_mode = gw_protocol.supports_upgrade_mode();
 
         if !supports_aes_gcm_siv {
             warn!("this gateway is on an old version that doesn't support AES256-GCM-SIV");
@@ -730,16 +721,6 @@ impl<C, St> GatewayClient<C, St> {
         if !supports_key_rotation_info {
             warn!("this gateway is on an old version that doesn't support key rotation packets")
         }
-        if !supports_upgrade_mode {
-            warn!("this gateway is on an old version that doesn't support upgrade mode")
-        }
-
-        let gw_protocol = if gw_protocol.is_future_version() {
-            warn!("we're running outdated software as gateway is announcing protocol {gw_protocol:?} whilst we're using {}. we're going to attempt to downgrade", GatewayProtocolVersion::CURRENT);
-            Some(GatewayProtocolVersion::CURRENT)
-        } else {
-            gw_protocol
-        };
 
         if self.authenticated {
             debug!("Already authenticated");
@@ -754,11 +735,10 @@ impl<C, St> GatewayClient<C, St> {
         }
 
         if self.shared_key.is_some() {
-            self.authenticate(gw_protocol).await?;
+            self.authenticate(supports_auth_v2).await?;
 
             if self.authenticated {
                 // if we are authenticated it means we MUST have an associated shared_key
-                #[allow(clippy::unwrap_used)]
                 let shared_key = self.shared_key.as_ref().unwrap();
 
                 let requires_key_upgrade = shared_key.is_legacy() && supports_aes_gcm_siv;
@@ -771,10 +751,9 @@ impl<C, St> GatewayClient<C, St> {
                 Err(GatewayClientError::AuthenticationFailure)
             }
         } else {
-            self.register(gw_protocol).await?;
+            self.register(supports_aes_gcm_siv).await?;
 
             // if registration didn't return an error, we MUST have an associated shared key
-            #[allow(clippy::unwrap_used)]
             let shared_key = self.shared_key.as_ref().unwrap();
 
             // we're always registering with the highest supported protocol,
@@ -804,81 +783,51 @@ impl<C, St> GatewayClient<C, St> {
         }
     }
 
-    async fn wait_for_bandwidth_response(
+    async fn claim_ecash_bandwidth(
         &mut self,
-        msg: ClientControlRequest,
+        credential: CredentialSpendingData,
-    ) -> Result<BandwidthResponse, GatewayClientError> {
+    ) -> Result<(), GatewayClientError> {
-        let response = match self
+        let msg = ClientControlRequest::new_enc_ecash_credential(
+            credential,
+            self.shared_key.as_ref().unwrap(),
+        )?;
+        let bandwidth_remaining = match self
             .send_websocket_message_with_non_send_response(msg)
             .await?
         {
-            ServerResponse::Bandwidth(response) => {
+            ServerResponse::Bandwidth { available_total } => Ok(available_total),
-                if response.upgrade_mode {
-                    info!("the system is currently undergoing an upgrade. our bandwidth shouldn't have been metered")
-                }
-                Ok(response)
-            }
             ServerResponse::Error { message } => Err(GatewayClientError::GatewayError(message)),
             ServerResponse::TypedError { error } => {
                 Err(GatewayClientError::TypedGatewayError(error))
             }
             other => Err(GatewayClientError::UnexpectedResponse { name: other.name() }),
         }?;
-        Ok(response)
-    }
-
-    async fn claim_ecash_bandwidth(
-        &mut self,
-        credential: CredentialSpendingData,
-    ) -> Result<(), GatewayClientError> {
-        // SAFETY: claiming ecash bandwidth is called as part of `claim_bandwidth` which
-        // ensures the shared key is defined
-        #[allow(clippy::unwrap_used)]
-        let msg = ClientControlRequest::new_enc_ecash_credential(
-            credential,
-            self.shared_key.as_ref().unwrap(),
-        )?;
-        let response = self.wait_for_bandwidth_response(msg).await?;
 
         // TODO: create tracing span
         info!("managed to claim ecash bandwidth");
-        self.bandwidth
+        self.bandwidth.update_and_log(bandwidth_remaining);
-            .update_and_log(response.available_total, response.upgrade_mode);
-
-        Ok(())
-    }
-
-    pub async fn send_upgrade_mode_jwt(&mut self, token: String) -> Result<(), GatewayClientError> {
-        let msg = ClientControlRequest::new_upgrade_mode_jwt(token);
-        let response = self.wait_for_bandwidth_response(msg).await?;
-
-        // if gateway rejected our jwt, we would have returned an error
-        info!("gateway has accepted our jwt");
-        if !response.upgrade_mode {
-            error!("but we're not in upgrade mode - something is wrong!");
-            return Err(GatewayClientError::UnexpectedUpgradeModeState);
-        }
-
-        self.bandwidth
-            .update_and_log(response.available_total, response.upgrade_mode);
 
         Ok(())
     }
 
     async fn try_claim_testnet_bandwidth(&mut self) -> Result<(), GatewayClientError> {
         let msg = ClientControlRequest::ClaimFreeTestnetBandwidth;
-        let response = self.wait_for_bandwidth_response(msg).await?;
+        let bandwidth_remaining = match self
+            .send_websocket_message_with_non_send_response(msg)
+            .await?
+        {
+            ServerResponse::Bandwidth { available_total } => Ok(available_total),
+            ServerResponse::Error { message } => Err(GatewayClientError::GatewayError(message)),
+            other => Err(GatewayClientError::UnexpectedResponse { name: other.name() }),
+        }?;
 
         info!("managed to claim testnet bandwidth");
-        self.bandwidth
+        self.bandwidth.update_and_log(bandwidth_remaining);
-            .update_and_log(response.available_total, response.upgrade_mode);
 
         Ok(())
     }
 
     fn unchecked_bandwidth_controller(&self) -> &BandwidthController<C, St> {
-        // this is an unchecked method
-        #[allow(clippy::unwrap_used)]
         self.bandwidth_controller.as_ref().unwrap()
     }
 
@@ -970,7 +919,6 @@ impl<C, St> GatewayClient<C, St> {
             BinaryRequest::ForwardSphinx { packet }
         };
 
-        #[allow(clippy::expect_used)]
         req.into_ws_message(
             self.shared_key
                 .as_ref()
@@ -1077,8 +1025,6 @@ impl<C, St> GatewayClient<C, St> {
         self.send_with_reconnection_on_failure(msg).await
     }
 
-    // SAFETY: this method is only called when the connection is in `PartiallyDelegated` state
-    #[allow(clippy::unreachable)]
     async fn recover_socket_connection(&mut self) -> Result<(), GatewayClientError> {
         if self.connection.is_available() {
             return Ok(());
@@ -1108,7 +1054,6 @@ impl<C, St> GatewayClient<C, St> {
             return Err(GatewayClientError::ConnectionInInvalidState);
         }
 
-        #[allow(clippy::expect_used)]
         let partially_delegated =
             match std::mem::replace(&mut self.connection, SocketState::Invalid) {
                 SocketState::Available(conn) => {
@@ -1124,13 +1069,7 @@ impl<C, St> GatewayClient<C, St> {
                         self.shutdown_token.clone(),
                     )
                 }
-                other => {
+                _ => unreachable!(),
-                    error!(
-                        "attempted to start mixnet listener whilst the connection is in {} state!",
-                        other.name()
-                    );
-                    return Err(GatewayClientError::ConnectionInInvalidState);
-                }
             };
 
         self.connection = SocketState::PartiallyDelegated(partially_delegated);
@@ -1143,7 +1082,8 @@ impl<C, St> GatewayClient<C, St> {
         }
 
         // if we're reconnecting, because we lost connection, we need to re-authenticate the connection
-        self.authenticate(self.negotiated_protocol).await?;
+        self.authenticate(self.negotiated_protocol.supports_authenticate_v2())
+            .await?;
 
         // this call is NON-blocking
         self.start_listening_for_mixnet_messages()?;

common/client-libs/gateway-client/src/client/websockets.rs

@@ -39,6 +39,7 @@ pub(crate) async fn connect_async(
             resolver
                 .resolve_str(domain)
                 .await?
+                .into_iter()
                 .map(|a| SocketAddr::new(a, port))
                 .collect()
         }

common/client-libs/gateway-client/src/error.rs

@@ -54,7 +54,7 @@ pub enum GatewayClientError {
 
     #[cfg(not(target_arch = "wasm32"))]
     #[error("resolution failed: {0}")]
-    ResolutionFailed(#[from] nym_http_api_client::ResolveError),
+    ResolutionFailed(#[from] nym_http_api_client::HickoryDnsError),
 
     #[error("No shared key was provided or obtained")]
     NoSharedKeyAvailable,
@@ -128,9 +128,6 @@ pub enum GatewayClientError {
         "this operation couldn't be completed as the program is in the process of shutting down"
     )]
     ShutdownInProgress,
-
-    #[error("the system is an unexpected upgrade mode state")]
-    UnexpectedUpgradeModeState,
 }
 
 impl From<WsError> for GatewayClientError {

common/client-libs/gateway-client/src/packet_router.rs

@@ -35,7 +35,6 @@ impl PacketRouter {
         }
     }
 
-    #[allow(clippy::panic)]
     pub fn route_mixnet_messages(
         &self,
         received_messages: Vec<Vec<u8>>,
@@ -55,7 +54,6 @@ impl PacketRouter {
         Ok(())
     }
 
-    #[allow(clippy::panic)]
     pub fn route_acks(&self, received_acks: Vec<Vec<u8>>) -> Result<(), GatewayClientError> {
         if let Err(err) = self.ack_sender.unbounded_send(received_acks) {
             // check if the failure is due to the shutdown being in progress and thus the receiver channel

common/client-libs/gateway-client/src/socket_state.rs

@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::bandwidth::ClientBandwidth;
-use crate::client::config::BandwidthTickets;
 use crate::error::GatewayClientError;
 use crate::packet_router::PacketRouter;
 use crate::traits::GatewayPacketRouter;
@@ -11,9 +10,7 @@ use futures::channel::oneshot;
 use futures::stream::{SplitSink, SplitStream};
 use futures::{SinkExt, StreamExt};
 use nym_gateway_requests::shared_key::SharedGatewayKey;
-use nym_gateway_requests::{
+use nym_gateway_requests::{SensitiveServerResponse, ServerResponse, SimpleGatewayRequestsError};
-    SendResponse, SensitiveServerResponse, ServerResponse, SimpleGatewayRequestsError,
-};
 use nym_task::ShutdownToken;
 use si_scale::helpers::bibytes2;
 use std::os::raw::c_int as RawFd;
@@ -157,12 +154,11 @@ impl PartiallyDelegatedRouter {
     fn handle_text_message(&self, text: String) -> Result<(), GatewayClientError> {
         // if we fail to deserialise the response, return a hard error. we can't handle garbage
         match ServerResponse::try_from(text).map_err(|_| GatewayClientError::MalformedResponse)? {
-            ServerResponse::Send(SendResponse {
+            ServerResponse::Send {
                 remaining_bandwidth,
-                upgrade_mode,
+            } => {
-            }) => {
                 self.client_bandwidth
-                    .update_and_maybe_log(remaining_bandwidth, upgrade_mode);
+                    .update_and_maybe_log(remaining_bandwidth);
                 Ok(())
             }
             ServerResponse::Error { message } => {
@@ -178,20 +174,7 @@ impl PartiallyDelegatedRouter {
                         let available_bi2 = bibytes2(available as f64);
                         let required_bi2 = bibytes2(required as f64);
                         warn!("run out of bandwidth when attempting to send the message! we got {available_bi2} available, but needed at least {required_bi2} to send the previous message");
-                        // if we run out of bandwidth (and tried to send reasonable amount of data),
+                        self.client_bandwidth.update_and_log(available);
-                        // the upgrade mode is implicitly disabled, as otherwise we would have been
-                        // to proceed
-                        let upgrade_mode = if available
-                            < BandwidthTickets::DEFAULT_REMAINING_BANDWIDTH_THRESHOLD
-                        {
-                            Some(false)
-                        } else {
-                            // we were attempting to send a lot of data at once
-                            // - we have no certainty about upgrade mode at this point
-                            None
-                        };
-                        self.client_bandwidth
-                            .update_and_log(available, upgrade_mode);
                         // UNIMPLEMENTED: we should stop sending messages until we recover bandwidth
                         Ok(())
                     }
@@ -344,7 +327,6 @@ impl PartiallyDelegatedHandle {
         Ok(self.sink_half.send_all(&mut send_stream).await?)
     }
 
-    #[allow(clippy::panic)]
     pub(crate) async fn merge(self) -> Result<WsConn, GatewayClientError> {
         let (mut stream_receiver, notify) = self.delegated_stream;
 
@@ -373,10 +355,8 @@ impl PartiallyDelegatedHandle {
             // in receive_res
             .map_err(|_| GatewayClientError::ConnectionAbruptlyClosed)?;
         let stream = stream_results?;
-
         // the error is thrown when trying to reunite sink and stream that did not originate
         // from the same split which is impossible to happen here
-        #[allow(clippy::unwrap_used)]
         Ok(self.sink_half.reunite(stream).unwrap())
     }
 }
@@ -407,13 +387,4 @@ impl SocketState {
             SocketState::Available(_) | SocketState::PartiallyDelegated(_)
         )
     }
-
-    pub(crate) fn name(&self) -> &'static str {
-        match self {
-            SocketState::Available(_) => "available",
-            SocketState::PartiallyDelegated(_) => "partially delegated",
-            SocketState::NotConnected => "not connected",
-            SocketState::Invalid => "invalid",
-        }
-    }
 }

common/client-libs/validator-client/Cargo.toml

@@ -75,7 +75,6 @@ workspace = true
 features = ["json", "rustls-tls"]
 
 [dev-dependencies]
-anyhow = { workspace = true }
 bip39 = { workspace = true }
 cosmrs = { workspace = true, features = ["bip32"] }
 ts-rs = { workspace = true }

common/client-libs/validator-client/examples/offline_signing.rs

@@ -7,7 +7,6 @@ use cosmrs::{tx, AccountId, Coin, Denom};
 use nym_validator_client::http_client;
 use nym_validator_client::nyxd::CosmWasmClient;
 use nym_validator_client::signing::direct_wallet::DirectSecp256k1HdWallet;
-use nym_validator_client::signing::signer::OfflineSigner;
 use nym_validator_client::signing::tx_signer::TxSigner;
 use nym_validator_client::signing::SignerData;
 
@@ -20,8 +19,8 @@ async fn main() {
     let validator = "https://rpc.sandbox.nymtech.net";
     let to_address: AccountId = "n1pefc2utwpy5w78p2kqdsfmpjxfwmn9d39k5mqa".parse().unwrap();
 
-    let signer = DirectSecp256k1HdWallet::checked_from_mnemonic(prefix, signer_mnemonic).unwrap();
+    let signer = DirectSecp256k1HdWallet::from_mnemonic(prefix, signer_mnemonic);
-    let signer_address = signer.signer_addresses()[0].clone();
+    let signer_address = signer.try_derive_accounts().unwrap()[0].address().clone();
 
     // local 'client' ONLY signing messages
     let tx_signer = signer;
@@ -58,15 +57,9 @@ async fn main() {
         100000u32,
     );
 
-    let tx_raw = TxSigner::sign_direct(
+    let tx_raw = tx_signer
-        &tx_signer,
+        .sign_direct(&signer_address, vec![send_msg], fee, memo, signer_data)
-        &signer_address,
+        .unwrap();
-        vec![send_msg],
-        fee,
-        memo,
-        signer_data,
-    )
-    .unwrap();
     let tx_bytes = tx_raw.to_bytes().unwrap();
 
     // compare balances from before and after the tx

common/client-libs/validator-client/src/client.rs

@@ -5,7 +5,8 @@ use crate::nyxd::{self, NyxdClient};
 use crate::signing::direct_wallet::DirectSecp256k1HdWallet;
 use crate::signing::signer::{NoSigner, OfflineSigner};
 use crate::{
-    DirectSigningReqwestRpcValidatorClient, QueryReqwestRpcValidatorClient, ValidatorClientError,
+    DirectSigningReqwestRpcValidatorClient, QueryReqwestRpcValidatorClient, ReqwestRpcClient,
+    ValidatorClientError,
 };
 use nym_api_requests::ecash::models::{
     AggregatedCoinIndicesSignatureResponse, AggregatedExpirationDateSignatureResponse,
@@ -163,7 +164,7 @@ impl Client<HttpRpcClient, DirectSecp256k1HdWallet> {
     ) -> Result<DirectSigningHttpRpcValidatorClient, ValidatorClientError> {
         let rpc_client = http_client(config.nyxd_url.as_str())?;
         let prefix = &config.nyxd_config.chain_details.bech32_account_prefix;
-        let wallet = DirectSecp256k1HdWallet::checked_from_mnemonic(prefix, mnemonic)?;
+        let wallet = DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic);
 
         Ok(Self::new_signing_with_rpc_client(
             config, rpc_client, wallet,
@@ -176,13 +177,12 @@ impl Client<HttpRpcClient, DirectSecp256k1HdWallet> {
     }
 }
 
-#[allow(deprecated)]
+impl Client<ReqwestRpcClient, DirectSecp256k1HdWallet> {
-impl Client<crate::ReqwestRpcClient, DirectSecp256k1HdWallet> {
     pub fn new_reqwest_signing(
         config: Config,
         mnemonic: bip39::Mnemonic,
     ) -> DirectSigningReqwestRpcValidatorClient {
-        let rpc_client = crate::ReqwestRpcClient::new(config.nyxd_url.clone());
+        let rpc_client = ReqwestRpcClient::new(config.nyxd_url.clone());
         let prefix = &config.nyxd_config.chain_details.bech32_account_prefix;
         let wallet = DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic);
 
@@ -203,10 +203,9 @@ impl Client<HttpRpcClient> {
     }
 }
 
-#[allow(deprecated)]
+impl Client<ReqwestRpcClient> {
-impl Client<crate::ReqwestRpcClient> {
     pub fn new_reqwest_query(config: Config) -> QueryReqwestRpcValidatorClient {
-        let rpc_client = crate::ReqwestRpcClient::new(config.nyxd_url.clone());
+        let rpc_client = ReqwestRpcClient::new(config.nyxd_url.clone());
         Self::new_with_rpc_client(config, rpc_client)
     }
 }

common/client-libs/validator-client/src/error.rs

@@ -2,7 +2,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::nym_api;
-use crate::signing::direct_wallet::DirectSecp256k1HdWalletError;
 pub use tendermint_rpc::error::Error as TendermintRpcError;
 use thiserror::Error;
 
@@ -27,12 +26,6 @@ pub enum ValidatorClientError {
 
     #[error("No validator API url has been provided")]
     NoAPIUrlAvailable,
-
-    #[error("failed to derive signing accounts: {source}")]
-    AccountDerivationFailure {
-        #[from]
-        source: DirectSecp256k1HdWalletError,
-    },
 }
 
 impl From<nym_api::error::NymAPIError> for ValidatorClientError {

common/client-libs/validator-client/src/lib.rs

@@ -12,7 +12,6 @@ pub mod rpc;
 pub mod signing;
 
 pub use crate::error::ValidatorClientError;
-#[allow(deprecated)]
 pub use crate::rpc::reqwest::ReqwestRpcClient;
 pub use crate::signing::direct_wallet::DirectSecp256k1HdWallet;
 pub use client::{Client, Config, EcashApiClient};
@@ -39,13 +38,9 @@ pub type DirectSigningHttpRpcValidatorClient = Client<HttpRpcClient, DirectSecp2
 #[cfg(feature = "http-client")]
 pub type DirectSigningHttpRpcNyxdClient = nyxd::NyxdClient<HttpRpcClient, DirectSecp256k1HdWallet>;
 
-#[allow(deprecated)]
 pub type QueryReqwestRpcValidatorClient = Client<ReqwestRpcClient>;
-#[allow(deprecated)]
 pub type QueryReqwestRpcNyxdClient = nyxd::NyxdClient<ReqwestRpcClient>;
 
-#[allow(deprecated)]
 pub type DirectSigningReqwestRpcValidatorClient = Client<ReqwestRpcClient, DirectSecp256k1HdWallet>;
-#[allow(deprecated)]
 pub type DirectSigningReqwestRpcNyxdClient =
     nyxd::NyxdClient<ReqwestRpcClient, DirectSecp256k1HdWallet>;

common/client-libs/validator-client/src/nyxd/contract_traits/dkg_signing_client.rs

@@ -178,7 +178,7 @@ where
             .ok_or_else(|| NyxdError::unavailable_contract_address("dkg contract"))?;
 
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
 
         self.execute(signer_address, dkg_contract_address, &msg, fee, memo, funds)
             .await

common/client-libs/validator-client/src/nyxd/contract_traits/ecash_signing_client.rs

@@ -99,7 +99,7 @@ where
             .ok_or_else(|| NyxdError::unavailable_contract_address("coconut bandwidth contract"))?;
 
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
 
         self.execute(
             signer_address,

common/client-libs/validator-client/src/nyxd/contract_traits/group_signing_client.rs

@@ -95,7 +95,7 @@ where
 
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
 
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
         self.execute(
             signer_address,
             group_contract_address,

common/client-libs/validator-client/src/nyxd/contract_traits/mixnet_signing_client.rs

@@ -667,7 +667,7 @@ where
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
         let memo = msg.default_memo();
 
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
         self.execute(
             signer_address,
             mixnet_contract_address,

common/client-libs/validator-client/src/nyxd/contract_traits/multisig_signing_client.rs

@@ -133,7 +133,7 @@ where
 
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
 
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
         self.execute(
             signer_address,
             multisig_contract_address,

common/client-libs/validator-client/src/nyxd/contract_traits/performance_signing_client.rs

@@ -165,7 +165,7 @@ where
 
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
 
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
         self.execute(
             signer_address,
             performance_contract_address,

common/client-libs/validator-client/src/nyxd/contract_traits/vesting_signing_client.rs

@@ -375,7 +375,7 @@ where
         let fee = fee.unwrap_or(Fee::Auto(Some(self.simulated_gas_multiplier())));
         let memo = msg.name().to_string();
 
-        let signer_address = &self.signer_addresses()[0];
+        let signer_address = &self.signer_addresses()?[0];
         self.execute(
             signer_address,
             vesting_contract_address,

common/client-libs/validator-client/src/nyxd/cosmwasm_client/mod.rs

@@ -324,7 +324,7 @@ where
 {
     type Error = S::Error;
 
-    fn get_accounts(&self) -> &[AccountData] {
+    fn get_accounts(&self) -> Result<Vec<AccountData>, Self::Error> {
         self.signer.get_accounts()
     }
 

common/client-libs/validator-client/src/nyxd/mod.rs

@@ -19,7 +19,7 @@ use crate::signing::signer::NoSigner;
 use crate::signing::signer::OfflineSigner;
 use crate::signing::tx_signer::TxSigner;
 use crate::signing::AccountData;
-use crate::{DirectSigningReqwestRpcNyxdClient, QueryReqwestRpcNyxdClient};
+use crate::{DirectSigningReqwestRpcNyxdClient, QueryReqwestRpcNyxdClient, ReqwestRpcClient};
 use async_trait::async_trait;
 use cosmrs::tendermint::{abci, evidence::Evidence, Genesis};
 use cosmrs::tx::{Raw, SignDoc};
@@ -158,13 +158,12 @@ impl NyxdClient<HttpClient> {
     }
 }
 
-#[allow(deprecated)]
+impl NyxdClient<ReqwestRpcClient> {
-impl NyxdClient<crate::ReqwestRpcClient> {
     pub fn connect_reqwest(
         config: Config,
         endpoint: Url,
     ) -> Result<QueryReqwestRpcNyxdClient, NyxdError> {
-        let client = crate::ReqwestRpcClient::new(endpoint);
+        let client = ReqwestRpcClient::new(endpoint);
 
         Ok(NyxdClient {
             client: MaybeSigningClient::new(client, (&config).into()),
@@ -196,19 +195,18 @@ impl NyxdClient<HttpClient, DirectSecp256k1HdWallet> {
         let client = http_client(endpoint)?;
 
         let prefix = &config.chain_details.bech32_account_prefix;
-        let wallet = DirectSecp256k1HdWallet::checked_from_mnemonic(prefix, mnemonic)?;
+        let wallet = DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic);
         Ok(Self::connect_with_signer(config, client, wallet))
     }
 }
 
-#[allow(deprecated)]
+impl NyxdClient<ReqwestRpcClient, DirectSecp256k1HdWallet> {
-impl NyxdClient<crate::ReqwestRpcClient, DirectSecp256k1HdWallet> {
     pub fn connect_reqwest_with_mnemonic(
         config: Config,
         endpoint: Url,
         mnemonic: bip39::Mnemonic,
     ) -> DirectSigningReqwestRpcNyxdClient {
-        let client = crate::ReqwestRpcClient::new(endpoint);
+        let client = ReqwestRpcClient::new(endpoint);
 
         let prefix = &config.chain_details.bech32_account_prefix;
         let wallet = DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic);
@@ -393,12 +391,17 @@ where
     S: OfflineSigner + Send + Sync,
     NyxdError: From<<S as OfflineSigner>::Error>,
 {
-    pub fn signing_account(&self) -> Result<&AccountData, NyxdError> {
+    pub fn signing_account(&self) -> Result<AccountData, NyxdError> {
         Ok(self.find_account(&self.address())?)
     }
 
     pub fn address(&self) -> AccountId {
-        self.client.signer_addresses()[0].clone()
+        match self.client.signer_addresses() {
+            Ok(addresses) => addresses[0].clone(),
+            Err(_) => {
+                panic!("key derivation failure")
+            }
+        }
     }
 
     pub fn mix_coin(&self, amount: u128) -> Coin {
@@ -864,7 +867,7 @@ where
 {
     type Error = S::Error;
 
-    fn get_accounts(&self) -> &[AccountData] {
+    fn get_accounts(&self) -> Result<Vec<AccountData>, Self::Error> {
         self.client.get_accounts()
     }
 

common/client-libs/validator-client/src/rpc/reqwest.rs

@@ -42,15 +42,12 @@ macro_rules! perform_with_compat {
     }};
 }
 
-// the separate implementation is now completely redundant
-#[deprecated(note = "use HttpClient directly instead")]
 pub struct ReqwestRpcClient {
     compat: CompatMode,
     inner: reqwest::Client,
     url: Url,
 }
 
-#[allow(deprecated)]
 impl ReqwestRpcClient {
     pub fn new(url: Url) -> Self {
         ReqwestRpcClient {
@@ -134,7 +131,6 @@ impl TendermintRpcErrorMap for reqwest::Error {
     }
 }
 
-#[allow(deprecated)]
 #[cfg_attr(target_arch = "wasm32", async_trait(?Send))]
 #[cfg_attr(not(target_arch = "wasm32"), async_trait)]
 impl TendermintRpcClient for ReqwestRpcClient {

common/client-libs/validator-client/src/signing/direct_wallet.rs

@@ -2,18 +2,18 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use crate::signing::signer::{OfflineSigner, SigningError};
-use crate::signing::{
+use crate::signing::{AccountData, Secp256k1Derivation};
-    derive_extended_private_key, derive_keypair, AccountData, Secp256k1Derivation, Secp256k1Keypair,
+use cosmrs::bip32::{DerivationPath, XPrv};
-};
+use cosmrs::crypto::secp256k1::SigningKey;
-use bip32::XPrv;
+use cosmrs::crypto::PublicKey;
-use cosmrs::bip32::DerivationPath;
 use cosmrs::tx;
 use cosmrs::tx::SignDoc;
 use nym_config::defaults;
-use std::borrow::Cow;
 use thiserror::Error;
 use zeroize::{Zeroize, ZeroizeOnDrop, Zeroizing};
 
+type Secp256k1Keypair = (SigningKey, PublicKey);
+
 #[derive(Debug, Error)]
 pub enum DirectSecp256k1HdWalletError {
     #[error(transparent)]
@@ -36,22 +36,28 @@ pub enum DirectSecp256k1HdWalletError {
 }
 
 // TODO: maybe lock this one behind feature flag?
-#[derive(Zeroize, ZeroizeOnDrop)]
+#[derive(Debug, Clone, Zeroize, ZeroizeOnDrop)]
 pub struct DirectSecp256k1HdWallet {
     /// Base secret
     secret: bip39::Mnemonic,
 
-    /// Derived accounts
+    /// BIP39 seed
+    seed: [u8; 64],
+
+    // An unfortunate result of immature rust async story is that async traits (only available in the separate package)
+    // can't yet figure out everything and if we stored our derived account data on the struct,
+    // that would include the secret key which is a dyn EcdsaSigner and hence not Sync making the wallet
+    // not Sync and if used on the signing client in an async trait, it wouldn't be Send
+    /// Derivation instructions
     #[zeroize(skip)]
-    // unfortunately `dyn EcdsaSigner` does not guarantee Zeroize
+    accounts: Vec<Secp256k1Derivation>,
-    accounts: Vec<AccountData>,
 }
 
 impl OfflineSigner for DirectSecp256k1HdWallet {
     type Error = DirectSecp256k1HdWalletError;
 
-    fn get_accounts(&self) -> &[AccountData] {
+    fn get_accounts(&self) -> Result<Vec<AccountData>, Self::Error> {
-        &self.accounts
+        self.try_derive_accounts()
     }
 
     fn sign_direct_with_account(
@@ -71,27 +77,55 @@ impl DirectSecp256k1HdWallet {
     }
 
     /// Restores a wallet from the given BIP39 mnemonic using default options.
-    #[deprecated(
-        note = "this function can potentially panic if accounts can't be derived correctly. please use .checked_from_mnemonic() instead"
-    )]
     pub fn from_mnemonic(prefix: &str, mnemonic: bip39::Mnemonic) -> Self {
-        // unfortunately due to backwards compatibility requirements,
-        // we can't change signature of this method
-        #[allow(deprecated)]
         DirectSecp256k1HdWalletBuilder::new(prefix).build(mnemonic)
     }
 
-    /// Restores a wallet from the given BIP39 mnemonic using default options.
-    pub fn checked_from_mnemonic(
-        prefix: &str,
-        mnemonic: bip39::Mnemonic,
-    ) -> Result<Self, DirectSecp256k1HdWalletError> {
-        DirectSecp256k1HdWalletBuilder::new(prefix).try_build(mnemonic)
-    }
-
     pub fn generate(prefix: &str, word_count: usize) -> Result<Self, DirectSecp256k1HdWalletError> {
         let mneomonic = bip39::Mnemonic::generate(word_count)?;
-        Self::checked_from_mnemonic(prefix, mneomonic)
+        Ok(Self::from_mnemonic(prefix, mneomonic))
+    }
+
+    fn derive_keypair(
+        &self,
+        hd_path: &DerivationPath,
+    ) -> Result<Secp256k1Keypair, DirectSecp256k1HdWalletError> {
+        let extended_private_key = XPrv::derive_from_path(self.seed, hd_path)?;
+
+        let private_key: SigningKey = extended_private_key.into();
+        let public_key = private_key.public_key();
+
+        Ok((private_key, public_key))
+    }
+
+    pub fn derive_extended_private_key(
+        &self,
+        hd_path: &DerivationPath,
+    ) -> Result<XPrv, DirectSecp256k1HdWalletError> {
+        Ok(XPrv::derive_from_path(self.seed, hd_path)?)
+    }
+
+    pub fn try_derive_accounts(&self) -> Result<Vec<AccountData>, DirectSecp256k1HdWalletError> {
+        let mut accounts = Vec::with_capacity(self.accounts.len());
+        for derivation_info in &self.accounts {
+            let keypair = self.derive_keypair(&derivation_info.hd_path)?;
+
+            // it seems this can only fail if the provided account prefix is invalid
+            let address = keypair
+                .1
+                .account_id(&derivation_info.prefix)
+                .map_err(
+                    |source| DirectSecp256k1HdWalletError::AccountDerivationError { source },
+                )?;
+
+            accounts.push(AccountData {
+                address,
+                public_key: keypair.1,
+                private_key: keypair.0,
+            })
+        }
+
+        Ok(accounts)
     }
 
     pub fn secret(&self) -> &bip39::Mnemonic {
@@ -108,43 +142,6 @@ impl DirectSecp256k1HdWallet {
     pub fn mnemonic_string(&self) -> Zeroizing<String> {
         Zeroizing::new(self.secret.to_string())
     }
-
-    pub fn account_seed<'a, P: Into<Cow<'a, str>>>(
-        &self,
-        bip39_password: P,
-    ) -> Zeroizing<[u8; 64]> {
-        Zeroizing::new(self.secret.to_seed(bip39_password))
-    }
-
-    /// Derive an extended private key from the stored account secret assuming no bip39 password
-    #[deprecated(
-        note = "use derive_extended_private_key_with_password to ensure correct derivation if used bip39 password"
-    )]
-    pub fn derive_extended_private_key(
-        &self,
-        hd_path: &DerivationPath,
-    ) -> Result<XPrv, DirectSecp256k1HdWalletError> {
-        let seed = self.account_seed("");
-        derive_extended_private_key(seed, hd_path)
-    }
-
-    pub fn derive_keypair<'a, P: Into<Cow<'a, str>>>(
-        &self,
-        hd_path: &DerivationPath,
-        bip39_password: P,
-    ) -> Result<Secp256k1Keypair, DirectSecp256k1HdWalletError> {
-        let seed = self.account_seed(bip39_password);
-        derive_keypair(seed, hd_path)
-    }
-
-    pub fn derive_extended_private_key_with_password<'a, P: Into<Cow<'a, str>>>(
-        &self,
-        hd_path: &DerivationPath,
-        bip39_password: P,
-    ) -> Result<XPrv, DirectSecp256k1HdWalletError> {
-        let seed = self.account_seed(bip39_password);
-        derive_extended_private_key(seed, hd_path)
-    }
 }
 
 #[must_use]
@@ -191,39 +188,23 @@ impl DirectSecp256k1HdWalletBuilder {
         self
     }
 
-    #[deprecated(
-        note = "this function can potentially panic if accounts can't be derived correctly. please use .try_build() instead"
-    )]
     pub fn build(self, mnemonic: bip39::Mnemonic) -> DirectSecp256k1HdWallet {
-        // unfortunately due to backwards compatibility requirements,
+        let seed = mnemonic.to_seed(&self.bip39_password);
-        // we can't change signature of this method
-        #[allow(clippy::expect_used)]
-        self.try_build(mnemonic)
-            .expect("account derivation failure")
-    }
-
-    pub fn try_build(
-        self,
-        mnemonic: bip39::Mnemonic,
-    ) -> Result<DirectSecp256k1HdWallet, DirectSecp256k1HdWalletError> {
-        let seed = Zeroizing::new(mnemonic.to_seed(&self.bip39_password));
         let prefix = self.prefix.clone();
         let accounts = self
             .hd_paths
             .iter()
-            .map(|hd_path| {
+            .map(|hd_path| Secp256k1Derivation {
-                Secp256k1Derivation {
+                hd_path: hd_path.clone(),
-                    hd_path: hd_path.clone(),
+                prefix: prefix.clone(),
-                    prefix: prefix.clone(),
-                }
-                .try_derive_account(&seed)
             })
-            .collect::<Result<_, _>>()?;
+            .collect();
 
-        Ok(DirectSecp256k1HdWallet {
+        DirectSecp256k1HdWallet {
             accounts,
+            seed,
             secret: mnemonic,
-        })
+        }
     }
 }
 
@@ -234,7 +215,7 @@ mod tests {
     use super::*;
 
     #[test]
-    fn generating_account_addresses() -> anyhow::Result<()> {
+    fn generating_account_addresses() {
         // test vectors produced from our js wallet
         let mnemonics = ["crush minute paddle tobacco message debate cabin peace bar jacket execute twenty winner view sure mask popular couch penalty fragile demise fresh pizza stove",
             "acquire rebel spot skin gun such erupt pull swear must define ill chief turtle today flower chunk truth battle claw rigid detail gym feel",
@@ -249,10 +230,11 @@ mod tests {
             "n17n9flp6jflljg6fp05dsy07wcprf2uuu8g40rf",
         ];
         for (idx, mnemonic) in mnemonics.iter().enumerate() {
-            let wallet =
+            let wallet = DirectSecp256k1HdWallet::from_mnemonic(&prefix, mnemonic.parse().unwrap());
-                DirectSecp256k1HdWallet::checked_from_mnemonic(&prefix, mnemonic.parse()?)?;
+            assert_eq!(
-            assert_eq!(wallet.signer_addresses()[0], addrs[idx].parse().unwrap());
+                wallet.try_derive_accounts().unwrap()[0].address,
+                addrs[idx].parse().unwrap()
+            )
         }
-        Ok(())
     }
 }

common/client-libs/validator-client/src/signing/mod.rs

@@ -1,8 +1,6 @@
 // Copyright 2023 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use crate::signing::direct_wallet::DirectSecp256k1HdWalletError;
-use bip32::XPrv;
 use cosmrs::bip32::DerivationPath;
 use cosmrs::crypto::secp256k1::SigningKey;
 use cosmrs::crypto::PublicKey;
@@ -14,64 +12,14 @@ pub mod direct_wallet;
 pub mod signer;
 pub mod tx_signer;
 
-pub(crate) type Secp256k1Keypair = (SigningKey, PublicKey);
-
 /// Derivation information required to derive a keypair and an address from a mnemonic.
 #[derive(Debug, Clone)]
-pub(crate) struct Secp256k1Derivation {
+struct Secp256k1Derivation {
     hd_path: DerivationPath,
     prefix: String,
 }
 
-impl Secp256k1Derivation {
+// TODO: is this struct going to be derivable with other signer types?
-    pub(crate) fn try_derive_account<S>(
-        &self,
-        seed: S,
-    ) -> Result<AccountData, DirectSecp256k1HdWalletError>
-    where
-        S: AsRef<[u8]>,
-    {
-        let keypair = derive_keypair(seed, &self.hd_path)?;
-
-        // it seems this can only fail if the provided account prefix is invalid
-        let address = keypair
-            .1
-            .account_id(&self.prefix)
-            .map_err(|source| DirectSecp256k1HdWalletError::AccountDerivationError { source })?;
-
-        Ok(AccountData {
-            address,
-            public_key: keypair.1,
-            private_key: keypair.0,
-        })
-    }
-}
-
-pub fn derive_keypair<S>(
-    seed: S,
-    hd_path: &DerivationPath,
-) -> Result<Secp256k1Keypair, DirectSecp256k1HdWalletError>
-where
-    S: AsRef<[u8]>,
-{
-    let extended_private_key = derive_extended_private_key(seed, hd_path)?;
-
-    let private_key: SigningKey = extended_private_key.into();
-    let public_key = private_key.public_key();
-
-    Ok((private_key, public_key))
-}
-
-pub fn derive_extended_private_key<S>(
-    seed: S,
-    hd_path: &DerivationPath,
-) -> Result<XPrv, DirectSecp256k1HdWalletError>
-where
-    S: AsRef<[u8]>,
-{
-    Ok(XPrv::derive_from_path(seed, hd_path)?)
-}
-
 pub struct AccountData {
     pub address: AccountId,
 

common/client-libs/validator-client/src/signing/signer.rs

@@ -33,18 +33,23 @@ pub enum SignerType {
 pub trait OfflineSigner {
     type Error: From<SigningError>;
 
-    fn signer_addresses(&self) -> Vec<AccountId> {
+    // I really dislike existence of this function because it makes you re-derive your key **twice** for each contract transaction
-        self.get_accounts()
+    fn signer_addresses(&self) -> Result<Vec<AccountId>, Self::Error> {
-            .iter()
+        let derived_addresses = self
-            .map(|account| account.address.clone())
+            .get_accounts()?
-            .collect()
+            .into_iter()
+            .map(|account| account.address)
+            .collect();
+        Ok(derived_addresses)
     }
 
-    fn get_accounts(&self) -> &[AccountData];
+    fn get_accounts(&self) -> Result<Vec<AccountData>, Self::Error>;
 
-    fn find_account(&self, signer_address: &AccountId) -> Result<&AccountData, Self::Error> {
+    fn find_account(&self, signer_address: &AccountId) -> Result<AccountData, Self::Error> {
-        self.get_accounts()
+        // TODO: we could really use some zeroize action here
-            .iter()
+        let accounts = self.get_accounts()?;
+        accounts
+            .into_iter()
             .find(|account| &account.address == signer_address)
             .ok_or_else(|| {
                 SigningError::AccountNotFound {
@@ -71,7 +76,7 @@ pub trait OfflineSigner {
         message: M,
     ) -> Result<Signature, Self::Error> {
         let signer = self.find_account(signer_address)?;
-        self.sign_raw_with_account(signer, message)
+        self.sign_raw_with_account(&signer, message)
     }
 
     fn sign_direct(
@@ -80,7 +85,7 @@ pub trait OfflineSigner {
         sign_doc: SignDoc,
     ) -> Result<tx::Raw, Self::Error> {
         let signer = self.find_account(signer_address)?;
-        self.sign_direct_with_account(signer, sign_doc)
+        self.sign_direct_with_account(&signer, sign_doc)
     }
 
     // unless explicitly defined, each signing method is unsupported
@@ -117,7 +122,7 @@ pub struct NoSigner;
 // impl OfflineSigner for NoSigner {
 //     type Error = SignerUnavailable;
 //
-//     fn get_accounts(&self) -> &[AccountData] {
+//     fn get_accounts(&self) -> Result<Vec<AccountData>, Self::Error> {
 //         return Err(SignerUnavailable);
 //     }
 // }

common/client-libs/validator-client/src/signing/tx_signer.rs

@@ -50,7 +50,7 @@ pub trait TxSigner: OfflineSigner {
         )
         .map_err(|source| SigningError::SignDocFailure { source })?;
 
-        self.sign_direct_with_account(account_from_signer, sign_doc)
+        self.sign_direct_with_account(&account_from_signer, sign_doc)
     }
 }
 

common/commands/src/validator/account/create.rs

@@ -3,7 +3,6 @@
 
 use clap::Parser;
 use nym_validator_client::signing::direct_wallet::DirectSecp256k1HdWallet;
-use nym_validator_client::signing::signer::OfflineSigner;
 
 #[derive(Debug, Parser)]
 pub struct Args {
@@ -16,10 +15,9 @@ pub fn create_account(args: Args, prefix: &str) {
     let word_count = args.word_count.unwrap_or(24);
     let mnemonic = bip39::Mnemonic::generate(word_count).expect("failed to generate mnemonic!");
 
-    let wallet = DirectSecp256k1HdWallet::checked_from_mnemonic(prefix, mnemonic)
+    let wallet = DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic);
-        .expect("failed to derive accounts!");
 
     // Output address and mnemonics into separate lines for easier parsing
     println!("{}", wallet.mnemonic_string().as_str());
-    println!("{}", wallet.signer_addresses()[0]);
+    println!("{}", wallet.try_derive_accounts().unwrap()[0].address());
 }

common/commands/src/validator/account/pubkey.rs

@@ -1,13 +1,13 @@
 // Copyright 2021 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use crate::context::QueryClient;
-use crate::utils::show_error;
 use clap::Parser;
 use log::{error, info};
 use nym_validator_client::nyxd::{AccountId, CosmWasmClient};
 use nym_validator_client::signing::direct_wallet::DirectSecp256k1HdWallet;
-use nym_validator_client::signing::signer::OfflineSigner;
+
+use crate::context::QueryClient;
+use crate::utils::show_error;
 
 #[derive(Debug, Parser)]
 pub struct Args {
@@ -50,19 +50,20 @@ pub async fn get_pubkey(
 }
 
 pub fn get_pubkey_from_mnemonic(address: AccountId, prefix: &str, mnemonic: bip39::Mnemonic) {
-    let wallet = match DirectSecp256k1HdWallet::checked_from_mnemonic(prefix, mnemonic) {
+    let wallet = DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic);
-        Ok(wallet) => wallet,
+    match wallet.try_derive_accounts() {
-        Err(err) => {
+        Ok(accounts) => match accounts.iter().find(|a| *a.address() == address) {
-            error!("Failed to derive accounts. {err}");
+            Some(account) => {
-            return;
+                println!("{}", account.public_key().to_string());
+            }
+            None => {
+                error!("Could not derive key that matches {address}")
+            }
+        },
+        Err(e) => {
+            error!("Failed to derive accounts. {e}");
         }
-    };
+    }
-
-    let Ok(account) = wallet.find_account(&address) else {
-        error!("Could not derive key that matches {address}");
-        return;
-    };
-    println!("{}", account.public_key().to_string());
 }
 
 pub async fn get_pubkey_from_chain(address: AccountId, client: &QueryClient) {

common/commands/src/validator/signature/sign.rs

@@ -36,35 +36,32 @@ pub fn sign(args: Args, prefix: &str, mnemonic: Option<bip39::Mnemonic>) {
         return;
     }
 
-    let wallet = match DirectSecp256k1HdWallet::checked_from_mnemonic(
+    let wallet =
-        prefix,
+        DirectSecp256k1HdWallet::from_mnemonic(prefix, mnemonic.expect("mnemonic not set"));
-        mnemonic.expect("mnemonic not set"),
+    match wallet.try_derive_accounts() {
-    ) {
+        Ok(accounts) => match accounts.first() {
-        Ok(wallet) => wallet,
+            Some(account) => {
-        Err(err) => {
+                let msg = args.message.into_bytes();
-            error!("Could not derive an account key from the mnemonic: {err}");
+                match wallet.sign_raw_with_account(account, msg) {
-            return;
+                    Ok(signature) => {
-        }
+                        let output = SignatureOutputJson {
-    };
+                            account_id: account.address().to_string(),
-    match wallet.get_accounts().first() {
+                            public_key: account.public_key(),
-        Some(account) => {
+                            signature_as_hex: signature.to_string(),
-            let msg = args.message.into_bytes();
+                        };
-            match wallet.sign_raw_with_account(account, msg) {
+                        println!("{}", json!(output));
-                Ok(signature) => {
+                    }
-                    let output = SignatureOutputJson {
+                    Err(e) => {
-                        account_id: account.address().to_string(),
+                        error!("Failed to sign message. {e}");
-                        public_key: account.public_key(),
+                    }
-                        signature_as_hex: signature.to_string(),
-                    };
-                    println!("{}", json!(output));
-                }
-                Err(e) => {
-                    error!("Failed to sign message. {e}");
                 }
             }
-        }
+            None => {
-        None => {
+                error!("Could not derive an account key from the mnemonic",)
-            error!("Could not derive an account key from the mnemonic",)
+            }
+        },
+        Err(e) => {
+            error!("Failed to derive accounts. {e}");
         }
     }
 }

common/cosmwasm-smart-contracts/coconut-dkg/src/types.rs

@@ -241,28 +241,23 @@ impl Epoch {
 //
 // Note: It's important that the variant ordering is not changed otherwise it would mess up the derived `PartialOrd`
 #[cw_serde]
-#[derive(Copy, Default)]
+#[derive(Copy)]
 pub enum EpochState {
-    #[default]
     WaitingInitialisation,
-    PublicKeySubmission {
+    PublicKeySubmission { resharing: bool },
-        resharing: bool,
+    DealingExchange { resharing: bool },
-    },
+    VerificationKeySubmission { resharing: bool },
-    DealingExchange {
+    VerificationKeyValidation { resharing: bool },
-        resharing: bool,
+    VerificationKeyFinalization { resharing: bool },
-    },
-    VerificationKeySubmission {
-        resharing: bool,
-    },
-    VerificationKeyValidation {
-        resharing: bool,
-    },
-    VerificationKeyFinalization {
-        resharing: bool,
-    },
     InProgress,
 }
 
+impl Default for EpochState {
+    fn default() -> Self {
+        Self::WaitingInitialisation
+    }
+}
+
 impl Display for EpochState {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         match self {

common/credential-proxy/build.rs

@@ -8,7 +8,7 @@ async fn main() -> anyhow::Result<()> {
     use sqlx::{Connection, SqliteConnection};
     use std::env;
 
-    let out_dir = env::var("OUT_DIR").context("missing OUT_DIR env variable")?;
+    let out_dir = env::var("OUT_DIR")?;
     let database_path = format!("{out_dir}/nym-credential-proxy-example.sqlite");
 
     // remove the db file if it already existed from previous build

common/credential-proxy/src/error.rs

@@ -1,7 +1,6 @@
 // Copyright 2025 Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: GPL-3.0-only
 
-use nym_crypto::asymmetric::ed25519;
 use nym_ecash_signer_check::SignerCheckError;
 use nym_validator_client::coconut::EcashApiError;
 use nym_validator_client::nym_api::{EpochId, error::NymAPIError};
@@ -128,13 +127,6 @@ pub enum CredentialProxyError {
     #[error("failed to create deposit")]
     DepositFailure,
 
-    #[error("failed to load jwt signing key from {path}: {err}")]
-    JWTSigningKeyLoadFailure {
-        path: String,
-        #[source]
-        err: std::io::Error,
-    },
-
     #[error("can't obtain sufficient number of credential shares due to unavailable quorum")]
     UnavailableSigningQuorum,
 
@@ -169,24 +161,6 @@ pub enum CredentialProxyError {
         device_id: String,
         credential_id: String,
     },
-
-    #[error(
-        "the attestation check url has not been provided through either the CLI nor the default .env config"
-    )]
-    AttestationCheckUrlNotSet,
-
-    #[error("the provided attester public key is malformed: {source}")]
-    MalformedAttestationCheckUrl { source: url::ParseError },
-
-    #[error(
-        "the attester public key has not been provided through either the CLI nor the default .env config"
-    )]
-    AttesterPublicKeyNotSet,
-
-    #[error("the provided attester public key is malformed: {source}")]
-    MalformedAttesterPublicKey {
-        source: ed25519::Ed25519RecoveryError,
-    },
 }
 
 impl From<NymAPIError> for CredentialProxyError {

common/credential-proxy/src/ticketbook_manager/ticketbook_handlers.rs

@@ -7,9 +7,9 @@ use crate::ticketbook_manager::TicketbookManager;
 use nym_compact_ecash::Base58;
 use nym_credential_proxy_requests::api::v1::ticketbook::models::{
     CurrentEpochResponse, DepositResponse, GlobalDataParams, MasterVerificationKeyResponse,
-    ObtainTicketBookSharesAsyncResponse, PartialVerificationKey, PartialVerificationKeysResponse,
+    PartialVerificationKey, PartialVerificationKeysResponse, TicketbookAsyncRequest,
-    TicketbookAsyncRequest, TicketbookObtainParams, TicketbookRequest,
+    TicketbookObtainParams, TicketbookRequest, TicketbookWalletSharesAsyncResponse,
-    TicketbookWalletSharesAsyncResponse, TicketbookWalletSharesResponse,
+    TicketbookWalletSharesResponse,
 };
 use time::OffsetDateTime;
 use tracing::{Instrument, Level, error, info, span, warn};
@@ -65,7 +65,7 @@ impl TicketbookManager {
         uuid: Uuid,
         request: TicketbookAsyncRequest,
         params: TicketbookObtainParams,
-    ) -> Result<ObtainTicketBookSharesAsyncResponse, CredentialProxyError> {
+    ) -> Result<TicketbookWalletSharesAsyncResponse, CredentialProxyError> {
         let requested_on = OffsetDateTime::now_utc();
         let span = span!(Level::INFO, "[async] obtain ticketboook", uuid = %uuid);
         async move {
@@ -110,7 +110,7 @@ impl TicketbookManager {
             }
 
             // 4. in the meantime, return the id to the user
-            Ok(TicketbookWalletSharesAsyncResponse { id, uuid }.into())
+            Ok(TicketbookWalletSharesAsyncResponse { id, uuid })
         }
         .instrument(span)
         .await

common/credential-storage/Cargo.toml

@@ -14,7 +14,6 @@ bincode = { workspace = true, optional = true }
 log = { workspace = true }
 thiserror = { workspace = true }
 serde = { workspace = true, features = ["derive"], optional = true }
-time = { workspace = true }
 tokio = { workspace = true, features = ["sync"] }
 zeroize = { workspace = true, features = ["zeroize_derive"] }
 

common/credential-storage/migrations/20251030120000_upgrade_mode_token.sql

@@ -1,17 +0,0 @@
-/*
- * Copyright 2025 - Nym Technologies SA <contact@nymtech.net>
- * SPDX-License-Identifier: Apache-2.0
- */
-
-CREATE TABLE emergency_credential
-(
-    id         INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
-    type       TEXT    NOT NULL,
-    -- don't define any strict schema on the content as it might be implementation-dependant
-    content    BLOB    NOT NULL,
-    expiration TIMESTAMP WITHOUT TIME ZONE
-);
-
--- no point in allowing duplicate data
-CREATE UNIQUE INDEX emergency_credential_unique_type_content
-    ON emergency_credential (type, content);

common/credential-storage/src/backends/memory.rs

@@ -1,10 +1,7 @@
 // Copyright 2023-2024 - Nym Technologies SA <contact@nymtech.net>
 // SPDX-License-Identifier: Apache-2.0
 
-use crate::models::{
+use crate::models::{BasicTicketbookInformation, RetrievedPendingTicketbook, RetrievedTicketbook};
-    BasicTicketbookInformation, EmergencyCredential, EmergencyCredentialContent,
-    RetrievedPendingTicketbook, RetrievedTicketbook,
-};
 use nym_compact_ecash::scheme::coin_indices_signatures::AnnotatedCoinIndexSignature;
 use nym_compact_ecash::scheme::expiration_date_signatures::AnnotatedExpirationDateSignature;
 use nym_compact_ecash::VerificationKeyAuth;
@@ -25,12 +22,6 @@ pub struct MemoryEcachTicketbookManager {
     inner: Arc<RwLock<EcashCredentialManagerInner>>,
 }
 
-#[derive(Default)]
-struct InternalIdCounters {
-    next_ticketbook_id: i64,
-    next_emergency_credential_id: i64,
-}
-
 #[derive(Default)]
 struct EcashCredentialManagerInner {
     ticketbooks: HashMap<i64, RetrievedTicketbook>,
@@ -38,22 +29,13 @@ struct EcashCredentialManagerInner {
     master_vk: HashMap<u64, VerificationKeyAuth>,
     coin_indices_sigs: HashMap<u64, Vec<AnnotatedCoinIndexSignature>>,
     expiration_date_sigs: HashMap<(u64, Date), Vec<AnnotatedExpirationDateSignature>>,
-    emergency_credentials: HashMap<String, Vec<EmergencyCredential>>,
+    _next_id: i64,
-
-    // internal counters emulating assignment of an increasing id to new inserted database entries
-    internal_counters: InternalIdCounters,
 }
 
 impl EcashCredentialManagerInner {
-    fn next_ticketbook_id(&mut self) -> i64 {
+    fn next_id(&mut self) -> i64 {
-        let next = self.internal_counters.next_ticketbook_id;
+        let next = self._next_id;
-        self.internal_counters.next_ticketbook_id += 1;
+        self._next_id += 1;
-        next
-    }
-
-    fn next_emergency_credential_id(&mut self) -> i64 {
-        let next = self.internal_counters.next_emergency_credential_id;
-        self.internal_counters.next_emergency_credential_id += 1;
         next
     }
 }
@@ -188,7 +170,7 @@ impl MemoryEcachTicketbookManager {
         used_tickets: u32,
     ) {
         let mut guard = self.inner.write().await;
-        let id = guard.next_ticketbook_id();
+        let id = guard.next_id();
 
         #[allow(clippy::unwrap_used)]
         let mut nasty_clone = hack_clone_ticketbook(ticketbook);
@@ -295,41 +277,4 @@ impl MemoryEcachTicketbookManager {
             sigs.signatures.clone(),
         );
     }
-
-    pub(crate) async fn get_emergency_credential(&self, typ: &str) -> Option<EmergencyCredential> {
-        let guard = self.inner.read().await;
-
-        guard.emergency_credentials.get(typ)?.first().cloned()
-    }
-
-    pub(crate) async fn insert_emergency_credential(
-        &self,
-        credential: &EmergencyCredentialContent,
-    ) {
-        let mut guard = self.inner.write().await;
-        let id = guard.next_emergency_credential_id();
-
-        guard
-            .emergency_credentials
-            .entry(credential.typ.clone())
-            .or_default()
-            .push(EmergencyCredential {
-                id,
-                data: credential.clone(),
-            });
-    }
-
-    pub(crate) async fn remove_emergency_credential(&self, id: i64) {
-        let mut guard = self.inner.write().await;
-
-        guard.emergency_credentials.retain(|_, credentials| {
-            credentials.retain(|c| c.id != id);
-            !credentials.is_empty()
-        })
-    }
-
-    pub(crate) async fn remove_emergency_credentials_of_type(&self, typ: &str) {
-        let mut guard = self.inner.write().await;
-        guard.emergency_credentials.remove(typ);
-    }
 }