diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f57168d5328..b9828f3b21f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -21,19 +21,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
         with:
           egress-policy: audit
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392 # v3.6.0
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-      - uses: actions/setup-node@v4
+        uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3.10.0
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # v4.3.0
         with:
           node-version: ${{ env.NODE_VERSION  }}
 
@@ -41,14 +41,14 @@ jobs:
         id: yarn-cache
         run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
         with:
           path: ${{ steps.yarn-cache.outputs.dir }}
           key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-yarn-
 
-      - uses: actions/setup-java@v4
+      - uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: 'zulu'
@@ -68,7 +68,7 @@ jobs:
       - name: Login to GAR
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/login-action@v3
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         # use service account flow defined at: https://github.com/docker/login-action#service-account-based-authentication-1
         with:
           registry: us-docker.pkg.dev
@@ -78,7 +78,7 @@ jobs:
       - name: Build and publish slim container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: Dockerfile.slim
@@ -93,7 +93,7 @@ jobs:
       - name: Build and publish ubuntu container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: Dockerfile.ubuntu
diff --git a/.github/workflows/package-bump-pr.yml b/.github/workflows/package-bump-pr.yml
index 7e004419471..7f975326bfe 100644
--- a/.github/workflows/package-bump-pr.yml
+++ b/.github/workflows/package-bump-pr.yml
@@ -21,11 +21,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
         with:
           egress-policy: audit
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
           ref: master
@@ -36,7 +36,7 @@ jobs:
           git config user.email spinnakerbot@spinnaker.io
           git checkout master
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # v4.3.0
         with:
           node-version: ${{ env.NODE_VERSION  }}
 
@@ -44,7 +44,7 @@ jobs:
         id: yarn-cache
         run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
         with:
           path: ${{ steps.yarn-cache.outputs.dir }}
           key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
@@ -70,7 +70,7 @@ jobs:
           PEERDEP_BUMP_COMMIT_HASH: ${{ steps.lerna_bump.outputs.peerdepBumpCommitHash }}
       - name: Create Pull Request
         id: createpullrequest
-        uses: peter-evans/create-pull-request@v7
+        uses: peter-evans/create-pull-request@271a8d0340265f705b14b6d32b9829c1cb33d45e # v7.0.8
         with:
           token: '${{ secrets.SPINNAKERBOT_PERSONAL_ACCESS_TOKEN }}'
           commit-message: 'chore(package): Publish ${{ steps.bumps.outputs.bumps }}'
@@ -97,7 +97,7 @@ jobs:
 
       - name: Close package bump due to no changes
         if: ${{ steps.lerna_bump.outputs.packageBumpCommitHash == '' && steps.createpullrequest.outputs.pull-request-number != '' }}
-        uses: actions/github-script@v7.0.1
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           github-token: '${{ secrets.SPINNAKERBOT_PERSONAL_ACCESS_TOKEN }}'
           script: |
@@ -107,7 +107,7 @@ jobs:
 
       - name: Approve package bump
         if: ${{ steps.lerna_bump.outputs.packageBumpCommitHash != '' && steps.createpullrequest.outputs.pull-request-number != '' }}
-        uses: actions/github-script@v7.0.1
+        uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
         with:
           github-token: '${{ secrets.SPINNAKERBOT_TOKEN }}'
           script: |
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 313b555c20a..6f646ec2cef 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -15,19 +15,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
         with:
           egress-policy: audit
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392 # v3.6.0
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-      - uses: actions/setup-node@v4
+        uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3.10.0
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # v4.3.0
         with:
           node-version: ${{ env.NODE_VERSION  }}
 
@@ -35,14 +35,14 @@ jobs:
         id: yarn-cache
         run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
         with:
           path: ${{ steps.yarn-cache.outputs.dir }}
           key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-yarn-
 
-      - uses: actions/setup-java@v4
+      - uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: 'zulu'
@@ -60,7 +60,7 @@ jobs:
         run: ./gradlew build
 
       - name: Build slim container image
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: Dockerfile.slim
@@ -72,7 +72,7 @@ jobs:
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.build_variables.outputs.VERSION }}-slim"
 
       - name: Build ubuntu container image
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: Dockerfile.ubuntu
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index bcc0ca94c91..dbb94d5be72 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -21,16 +21,16 @@ jobs:
 
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
         with:
           egress-policy: audit
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
           token: '${{ secrets.SPINNAKERBOT_PERSONAL_ACCESS_TOKEN }}'
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # v4.3.0
         with:
           node-version: ${{ env.NODE_VERSION  }}
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 51220ed69e4..384beb639d5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,19 +16,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
         with:
           egress-policy: audit
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392 # v3.6.0
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-      - uses: actions/setup-node@v4
+        uses: docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2 # v3.10.0
+      - uses: actions/setup-node@cdca7365b2dadb8aad0a33bc7601856ffabcc48e # v4.3.0
         with:
           node-version: ${{ env.NODE_VERSION  }}
 
@@ -36,14 +36,14 @@ jobs:
         id: yarn-cache
         run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
         with:
           path: ${{ steps.yarn-cache.outputs.dir }}
           key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-yarn-
 
-      - uses: actions/setup-java@v4
+      - uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: 'zulu'
@@ -83,7 +83,7 @@ jobs:
       - name: Login to Google Cloud
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: 'google-github-actions/auth@v2'
+        uses: 'google-github-actions/auth@6fc4af4b145ae7821d527454aa9bd537d1f2dc5f # v2.1.7'
         # use service account flow defined at: https://github.com/google-github-actions/upload-cloud-storage#authenticating-via-service-account-key-json
         with:
           credentials_json: '${{ secrets.GAR_JSON_KEY }}'
@@ -91,7 +91,7 @@ jobs:
         # https://console.cloud.google.com/storage/browser/halconfig
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: 'google-github-actions/upload-cloud-storage@v2'
+        uses: 'google-github-actions/upload-cloud-storage@386ab77f37fdf51c0e38b3d229fad286861cc0d0 # v2.2.1'
         with:
           path: 'halconfig/'
           destination: 'halconfig/${{ steps.build_variables.outputs.REPO }}/${{ steps.release_info.outputs.RELEASE_VERSION }}'
@@ -99,7 +99,7 @@ jobs:
       - name: Login to GAR
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/login-action@v3
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         # use service account flow defined at: https://github.com/docker/login-action#service-account-based-authentication-1
         with:
           registry: us-docker.pkg.dev
@@ -108,7 +108,7 @@ jobs:
       - name: Build and publish slim container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: Dockerfile.slim
@@ -121,7 +121,7 @@ jobs:
       - name: Build and publish ubuntu container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: Dockerfile.ubuntu
@@ -132,7 +132,7 @@ jobs:
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.release_info.outputs.RELEASE_VERSION }}-${{ steps.build_variables.outputs.VERSION }}-unvalidated-ubuntu"
       - name: Create release
         if: steps.release_info.outputs.SKIP_RELEASE == 'false'
-        uses: softprops/action-gh-release@v2
+        uses: softprops/action-gh-release@c95fe1489396fe8a9eb87c0abf8aa5b2ef267fda # v2.2.1
         with:
           body: |
             ${{ steps.release_info.outputs.CHANGELOG }}
diff --git a/.github/workflows/sync-secrets.yml b/.github/workflows/sync-secrets.yml
index d52a08f1f5f..063ec9404d7 100644
--- a/.github/workflows/sync-secrets.yml
+++ b/.github/workflows/sync-secrets.yml
@@ -17,14 +17,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@c6295a65d1254861815972266d5933fd6e532bdf # v2.11.1
         with:
           egress-policy: audit
 
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Sync Secrets
-        uses: jpoehnelt/secrets-sync-action@v1.10.0
+        uses: jpoehnelt/secrets-sync-action@7840777f242539d96b60477b66aa1c179e7644ea # v1.10.0
         with:
           SECRETS: |
             ^NPM_AUTH_TOKEN$