diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..2c48305
--- /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/deploy-prod.yml b/.github/workflows/deploy-prod.yml
index 3777b34..c106248 100644
--- a/.github/workflows/deploy-prod.yml
+++ b/.github/workflows/deploy-prod.yml
@@ -19,12 +19,12 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
         with:
           ref: refs/pull/${{ github.event.issue.number }}/head
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
         with:
           python-version: '3.10'
 
@@ -34,7 +34,7 @@ jobs:
           pip install azure-ai-ml azure-identity
 
       - name: Sign in to Azure
-        uses: azure/login@v2
+        uses: azure/login@7184910d9eb2b1c5e48f7073824a90609bb9b6d6 # v2.3.1
         with:
           creds: ${{ secrets.AZURE_CREDENTIALS }}
 
@@ -79,7 +79,7 @@ jobs:
             --deployment-name "blue"
 
       - name: Comment deployment result on pull request
-        uses: actions/github-script@v7
+        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7.1.0
         with:
           script: |
             const prNumber = context.issue.number;
diff --git a/.github/workflows/manual-trigger-job.yml b/.github/workflows/manual-trigger-job.yml
index 6f279b7..8c42580 100644
--- a/.github/workflows/manual-trigger-job.yml
+++ b/.github/workflows/manual-trigger-job.yml
@@ -12,7 +12,7 @@ jobs:
     - name: Install az ml extension
       run: az extension add -n ml -y
     - name: Azure login
-      uses: azure/login@v2
+      uses: azure/login@7184910d9eb2b1c5e48f7073824a90609bb9b6d6 # v2.3.1
       with:
         creds: ${{secrets.AZURE_CREDENTIALS}}
 
diff --git a/.github/workflows/train-dev.yml b/.github/workflows/train-dev.yml
index 2cc5a3f..67a1891 100644
--- a/.github/workflows/train-dev.yml
+++ b/.github/workflows/train-dev.yml
@@ -14,10 +14,10 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
 
       - name: Sign in to Azure
-        uses: azure/login@v2
+        uses: azure/login@7184910d9eb2b1c5e48f7073824a90609bb9b6d6 # v2.3.1
         with:
           creds: ${{ secrets.AZURE_CREDENTIALS }}
 
@@ -75,7 +75,7 @@ jobs:
 
       - name: Comment dev metrics on pull request
         if: github.event_name == 'pull_request'
-        uses: actions/github-script@v7
+        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7.1.0
         with:
           script: |
             const acc = '${{ steps.parse-metrics.outputs.dev_accuracy }}';
diff --git a/.github/workflows/train-prod.yml b/.github/workflows/train-prod.yml
index 0cf6d54..198e308 100644
--- a/.github/workflows/train-prod.yml
+++ b/.github/workflows/train-prod.yml
@@ -19,12 +19,12 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
         with:
           ref: refs/pull/${{ github.event.issue.number }}/head
 
       - name: Sign in to Azure
-        uses: azure/login@v2
+        uses: azure/login@7184910d9eb2b1c5e48f7073824a90609bb9b6d6 # v2.3.1
         with:
           creds: ${{ secrets.AZURE_CREDENTIALS }}
 
@@ -107,7 +107,7 @@ jobs:
           echo "prod_auc=$AUC" >> "$GITHUB_OUTPUT"
 
       - name: Comment prod metrics on pull request
-        uses: actions/github-script@v7
+        uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7.1.0
         with:
           script: |
             const acc = '${{ steps.parse-metrics.outputs.prod_accuracy }}';