diff --git a/.github/workflows/dependabot.yml b/.github/workflows/dependabot.yml
index 88502fb2..9ac029e3 100644
--- a/.github/workflows/dependabot.yml
+++ b/.github/workflows/dependabot.yml
@@ -10,9 +10,9 @@ jobs:
           - 5050:5050
     if: github.actor == 'dependabot[bot]'
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
       - name: Setup Node
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6.1.0
         with:
           node-version: "16"
           cache: "yarn"
@@ -21,7 +21,7 @@ jobs:
       - run: yarn test
       - run: xvfb-run --auto-servernum yarn test:e2e
       - run: yarn --cwd packages/dapp export
-      - uses: actions/github-script@v6
+      - uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
         with:
           github-token: ${{ secrets.PAT }}
           script: |-
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index bce9ce49..593da779 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -12,10 +12,10 @@ jobs:
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
 
       - name: Setup Node
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6.1.0
         with:
           node-version: "16"
           cache: "yarn"
@@ -30,7 +30,7 @@ jobs:
       - run: yarn --cwd packages/dapp export
 
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4.0.0
         if: ${{ github.ref == 'refs/heads/master' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 6ce0a460..e2b574fe 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -3,8 +3,8 @@ name: Publish
 on:
   push:
     tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
-      - 'v[0-9]+.[0-9]+.[0-9]+-rc.[0-9]+'
+      - "v[0-9]+.[0-9]+.[0-9]+"
+      - "v[0-9]+.[0-9]+.[0-9]+-rc.[0-9]+"
 
 jobs:
   publish:
@@ -16,15 +16,15 @@ jobs:
           version=$(echo ${GITHUB_REF/refs\/tags\//} | cut -c 2-)
           echo ::set-output name=VERSION::$version
         shell: bash
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
         with:
           fetch-depth: 0
           submodules: true
       - name: Use Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6.1.0
         with:
           node-version: 20
-          registry-url: 'https://registry.npmjs.org'
+          registry-url: "https://registry.npmjs.org"
       - name: Build and create the Firefox extension wallet zip file
         run: |
           export MANIFEST_VERSION=v2
@@ -48,7 +48,7 @@ jobs:
           sha256sum "alephium-extension-wallet-chrome-${{ steps.get_version.outputs.VERSION }}.zip" > "alephium-extension-wallet-chrome-${{ steps.get_version.outputs.VERSION }}.zip.checksum"
           popd
       - name: Publish the zipped extension wallet
-        uses: softprops/action-gh-release@v0.1.14
+        uses: softprops/action-gh-release@5be0e66d93ac7ed76da52eca8bb058f665c3a5fe # v2.4.2
         with:
           files: |
             packages/extension/alephium-extension-wallet-chrome-${{ steps.get_version.outputs.VERSION }}.zip
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 72215553..bc79cde4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -17,9 +17,9 @@ jobs:
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v2
+        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6.1.0
         with:
           node-version: "16"
           cache: "yarn"
@@ -41,7 +41,7 @@ jobs:
       - name: Run e2e tests
         run: xvfb-run --auto-servernum yarn test:e2e
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
         if: failure()
         with:
           name: test-results
diff --git a/.github/workflows/translations-sync.yml b/.github/workflows/translations-sync.yml
index f5ec0a85..5a221e23 100644
--- a/.github/workflows/translations-sync.yml
+++ b/.github/workflows/translations-sync.yml
@@ -15,10 +15,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
 
       - name: Sync sources and translations
-        uses: crowdin/github-action@v2
+        uses: crowdin/github-action@60debf382ee245b21794321190ad0501db89d8c1 # v2.13.0
         with:
           config: "crowdin.yml"
           upload_sources: true