diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000000..2c48305b7e
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    groups:
+      github-actions:
+        patterns: ["*"]
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/generator-generic-ossf-slsa3-publish.yml b/.github/workflows/generator-generic-ossf-slsa3-publish.yml
index f13c9c579f..bd5ffc76ef 100644
--- a/.github/workflows/generator-generic-ossf-slsa3-publish.yml
+++ b/.github/workflows/generator-generic-ossf-slsa3-publish.yml
@@ -23,7 +23,7 @@ jobs:
       digests: ${{ steps.hash.outputs.digests }}
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@d23441a48e516b6c34aea4fa41551a30e30af803 # v6.1.0
 
       # ========================================================
       #
@@ -60,7 +60,7 @@ jobs:
       actions: read   # To read the workflow path.
       id-token: write # To sign the provenance.
       contents: write # To add assets to a release.
-    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@v1.4.0
+    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@68bad40844440577b33778c9f29077a3388838e9 # v1.4.0
     with:
       base64-subjects: "${{ needs.build.outputs.digests }}"
       upload-assets: true # Optional: Upload to a new release
diff --git a/.github/workflows/lock.yml b/.github/workflows/lock.yml
index 6984af78fe..3dd6bea143 100644
--- a/.github/workflows/lock.yml
+++ b/.github/workflows/lock.yml
@@ -8,6 +8,6 @@ jobs:
   lock:
     runs-on: ubuntu-latest
     steps:
-    - uses: OSDKDev/lock-issues@v1.1
+    - uses: OSDKDev/lock-issues@2372e7b39b61a49bb1980dbd3544837d7d40f01d # v1.1
       with:
         repo-token: "${{ secrets.GITHUB_TOKEN }}"
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 105af3ef36..afcf529459 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -18,7 +18,7 @@ jobs:
       pull-requests: write
 
     steps:
-    - uses: actions/stale@v10
+    - uses: actions/stale@1e223db275d687790206a7acac4d1a11bd6fe629 # v10.4.0
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         stale-issue-message: 'This issue has not seen any action for a while! Closing for now, but it can be reopened at a later date.'