diff --git a/.github/workflows/_reusable-ci.yml b/.github/workflows/_reusable-ci.yml
index 6f83e1ce..243359fb 100644
--- a/.github/workflows/_reusable-ci.yml
+++ b/.github/workflows/_reusable-ci.yml
@@ -16,9 +16,9 @@ jobs:
         python-version: ["3.11", "3.12"]
     steps:
       - name: Check out repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
       - name: Set up Python
-        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: ${{ matrix.python-version }}
       - name: Upgrade pip
@@ -30,7 +30,7 @@ jobs:
         with:
           command: ./scripts/ci/validate.sh
       - name: Upload validation artifacts
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f
         with:
           name: validation-py${{ matrix.python-version }}
           path: |
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 79b11d2c..01ff2632 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -23,7 +23,7 @@ jobs:
         language: ["python"]
     steps:
       - name: Check out repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
       - name: Initialize CodeQL
         uses: github/codeql-action/init@c10b8064de6f491fea524254123dbe5e09572f13
         with:
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 17e97469..34a5ef5a 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -21,9 +21,9 @@ jobs:
     environment: docs
     steps:
       - name: Check out repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
       - name: Set up Python
-        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.12"
       - name: Install project
@@ -40,7 +40,7 @@ jobs:
           cp RELEASE_NOTES_*.md .artifacts/pages/
           cp -R docs .artifacts/pages/docs
       - name: Upload docs artifact
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f
         with:
           name: docs-bundle
           path: .artifacts/docs
diff --git a/.github/workflows/phase9-certification-release.yml b/.github/workflows/phase9-certification-release.yml
index 0df5ef0f..cc0a3bff 100644
--- a/.github/workflows/phase9-certification-release.yml
+++ b/.github/workflows/phase9-certification-release.yml
@@ -27,10 +27,10 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Set up Python
-        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -70,13 +70,13 @@ jobs:
             tests/test_aioquic_adapter_preflight.py
 
       - name: Upload certification-environment artifacts
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f
         with:
           name: certification-environment-${{ matrix.python-version }}
           path: .artifacts/certification-environment/${{ matrix.python-version }}
 
       - name: Upload aioquic adapter preflight artifacts
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f
         with:
           name: aioquic-adapter-preflight-${{ matrix.python-version }}
           path: .artifacts/aioquic-adapter-preflight/${{ matrix.python-version }}
diff --git a/.github/workflows/publish-pypi.yml b/.github/workflows/publish-pypi.yml
index 1e8e9a8e..9752431f 100644
--- a/.github/workflows/publish-pypi.yml
+++ b/.github/workflows/publish-pypi.yml
@@ -20,9 +20,9 @@ jobs:
       version: ${{ steps.meta.outputs.version }}
     steps:
       - name: Check out repository
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
       - name: Set up Python
-        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.12"
       - name: Upgrade pip
@@ -65,12 +65,12 @@ jobs:
           PY
           echo "version=$(cat .artifacts/version.txt)" >> "$GITHUB_OUTPUT"
       - name: Upload distributions
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f
         with:
           name: dist-${{ github.sha }}
           path: dist/
       - name: Upload release assets
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f
         with:
           name: release-assets-${{ github.sha }}
           path: .artifacts/release-assets/
@@ -92,7 +92,7 @@ jobs:
       id-token: write
     steps:
       - name: Download distributions
-        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c
         with:
           name: dist-${{ github.sha }}
           path: dist
@@ -113,7 +113,7 @@ jobs:
       id-token: write
     steps:
       - name: Download distributions
-        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c
         with:
           name: dist-${{ github.sha }}
           path: dist
@@ -131,7 +131,7 @@ jobs:
       contents: write
     steps:
       - name: Download release assets
-        uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c
         with:
           name: release-assets-${{ github.sha }}
           path: .artifacts/release-assets