diff --git a/.github/workflows/build-lint-test.yml b/.github/workflows/build-lint-test.yml
index 109992dc..89abbf60 100644
--- a/.github/workflows/build-lint-test.yml
+++ b/.github/workflows/build-lint-test.yml
@@ -23,14 +23,14 @@ jobs:
         node-version: [20.x, 22.x]
     steps:
       - name: Checkout and setup environment
-        uses: MetaMask/action-checkout-and-setup@v1
+        uses: MetaMask/action-checkout-and-setup@392abd40aa6a0600a3c0ef4af75851662587e6ec # v1.4.0
         with:
           is-high-risk-environment: false
           cache-node-modules: true
           submodules: 'recursive'
 
       - name: Install Foundry
-        uses: MetaMask/foundry-toolchain@v1
+        uses: MetaMask/foundry-toolchain@cb603ca0abb544f301eaed59ac0baf579aa6aecf # v1.0.10
         with:
           version: nightly
 
@@ -38,7 +38,7 @@ jobs:
         run: forge install
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'yarn'
diff --git a/.github/workflows/changelog-check.yml b/.github/workflows/changelog-check.yml
index 9a2727c4..92361070 100644
--- a/.github/workflows/changelog-check.yml
+++ b/.github/workflows/changelog-check.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check changelog
-        uses: MetaMask/github-tools/.github/actions/check-changelog@v1
+        uses: MetaMask/github-tools/.github/actions/check-changelog@7e0d74bc7b79ce9601e52f58d5e4d36c19591df9 # v1.19.0
         with:
           base-branch: ${{ github.event.pull_request.base.ref }}
           head-ref: ${{ github.head_ref }}
diff --git a/.github/workflows/end-to-end-tests.yml b/.github/workflows/end-to-end-tests.yml
index e38ce5b0..1357db26 100644
--- a/.github/workflows/end-to-end-tests.yml
+++ b/.github/workflows/end-to-end-tests.yml
@@ -24,14 +24,14 @@ jobs:
         node-version: [20.x, 22.x]
     steps:
       - name: Checkout and setup environment
-        uses: MetaMask/action-checkout-and-setup@v1
+        uses: MetaMask/action-checkout-and-setup@392abd40aa6a0600a3c0ef4af75851662587e6ec # v1.4.0
         with:
           is-high-risk-environment: false
           cache-node-modules: true
           submodules: 'recursive'
 
       - name: Install Foundry
-        uses: MetaMask/foundry-toolchain@v1
+        uses: MetaMask/foundry-toolchain@cb603ca0abb544f301eaed59ac0baf579aa6aecf # v1.0.10
         with:
           version: nightly
 
@@ -39,7 +39,7 @@ jobs:
         run: forge install
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'yarn'
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e6129317..0cf3c53d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout and setup environment
-        uses: MetaMask/action-checkout-and-setup@v1
+        uses: MetaMask/action-checkout-and-setup@392abd40aa6a0600a3c0ef4af75851662587e6ec # v1.4.0
         with:
           is-high-risk-environment: false
       - name: Download actionlint
@@ -79,7 +79,7 @@ jobs:
       IS_RELEASE: ${{ steps.is-release.outputs.IS_RELEASE }}
     steps:
       - id: is-release
-        uses: MetaMask/action-is-release@v2
+        uses: MetaMask/action-is-release@3cd51b98fa98d1347d06f5961299b0172ee31ae8 # v2.3.0
         with:
           commit-starts-with: 'Release [version],Release v[version],Release/[version],Release/v[version],Release `[version]`'
 
diff --git a/.github/workflows/publish-release.yml b/.github/workflows/publish-release.yml
index 285abd62..d444fb62 100644
--- a/.github/workflows/publish-release.yml
+++ b/.github/workflows/publish-release.yml
@@ -18,17 +18,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout and setup environment
-        uses: MetaMask/action-checkout-and-setup@v1
+        uses: MetaMask/action-checkout-and-setup@392abd40aa6a0600a3c0ef4af75851662587e6ec # v1.4.0
         with:
           is-high-risk-environment: true
       - run: yarn build:packages
         env:
           NODE_ENV: production
-      - uses: MetaMask/action-publish-release@v3
+      - uses: MetaMask/action-publish-release@f01f1be110d60fb07d86c880ce3d6bdb353524d3 # v3.3.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           name: publish-release-artifacts-${{ github.sha }}
           retention-days: 4
@@ -42,17 +42,17 @@ jobs:
     needs: publish-release
     steps:
       - name: Checkout and setup environment
-        uses: MetaMask/action-checkout-and-setup@v1
+        uses: MetaMask/action-checkout-and-setup@392abd40aa6a0600a3c0ef4af75851662587e6ec # v1.4.0
         with:
           is-high-risk-environment: true
       - name: Restore build artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4.3.0
         with:
           name: publish-release-artifacts-${{ github.sha }}
           path: ./packages
       - name: Dry Run Publish
         # omit npm-token token to perform dry run publish
-        uses: MetaMask/action-npm-publish@v6
+        uses: MetaMask/action-npm-publish@18df42148c35aabb98e00f9fda127d421af141df # v6.5.0
         with:
           slack-webhook-url: ${{ secrets.SLACK_WEBHOOK_URL }}
           subteam: S042S7RE4AE # @metamask-npm-publishers
@@ -68,16 +68,16 @@ jobs:
       id-token: write
     steps:
       - name: Checkout and setup environment
-        uses: MetaMask/action-checkout-and-setup@v1
+        uses: MetaMask/action-checkout-and-setup@392abd40aa6a0600a3c0ef4af75851662587e6ec # v1.4.0
         with:
           is-high-risk-environment: true
       - name: Restore build artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4.3.0
         with:
           name: publish-release-artifacts-${{ github.sha }}
           path: ./packages
       - name: Publish
-        uses: MetaMask/action-npm-publish@v6
+        uses: MetaMask/action-npm-publish@18df42148c35aabb98e00f9fda127d421af141df # v6.5.0
         with:
           npm-token: ${{ secrets.NPM_TOKEN }}
         env:
diff --git a/.github/workflows/security-code-scanner.yml b/.github/workflows/security-code-scanner.yml
index ea19ef7e..7d949b08 100644
--- a/.github/workflows/security-code-scanner.yml
+++ b/.github/workflows/security-code-scanner.yml
@@ -19,7 +19,7 @@ jobs:
       security-events: write
     steps:
       - name: Analyse code
-        uses: MetaMask/action-security-code-scanner@v1
+        uses: MetaMask/action-security-code-scanner@234d72bd10c689bdf09a58bcc96b367fb00f9ee8 # v1.1.0
         with:
           repo: ${{ github.repository }}
           paths_ignored: |