diff --git a/.github/codeql/codeql-config.yaml b/.github/codeql/codeql-config.yaml
new file mode 100644
index 000000000..b2b754cef
--- /dev/null
+++ b/.github/codeql/codeql-config.yaml
@@ -0,0 +1,8 @@
+# Copyright (c) 2026, Oracle and/or its affiliates. All rights reserved.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/.
+
+name: CodeQL configuration
+paths:
+- cd3_automation_toolkit
+- othertools
+- .github/workflows
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 000000000..5bd453b9d
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,40 @@
+# Copyright (c) 2026, Oracle and/or its affiliates. All rights reserved.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/.
+
+# This configuration enables Dependabot version updates.
+# https://docs.github.com/en/code-security/supply-chain-security/keeping-your-dependencies-updated-automatically/about-dependabot-version-updates
+
+version: 2
+updates:
+- package-ecosystem: pip
+  directory: /
+  schedule:
+    interval: weekly
+  commit-message:
+    prefix: chore
+    prefix-development: chore
+    include: scope
+  open-pull-requests-limit: 5
+  target-branch: main
+
+- package-ecosystem: github-actions
+  directory: /
+  schedule:
+    interval: weekly
+  commit-message:
+    prefix: chore
+    prefix-development: chore
+    include: scope
+  open-pull-requests-limit: 5
+  target-branch: main
+
+- package-ecosystem: docker
+  directory: /
+  schedule:
+    interval: weekly
+  commit-message:
+    prefix: chore
+    prefix-development: chore
+    include: scope
+  open-pull-requests-limit: 5
+  target-branch: main
\ No newline at end of file
diff --git a/.github/workflows/codeql-analysis.yaml b/.github/workflows/codeql-analysis.yaml
new file mode 100644
index 000000000..fda2b5fd4
--- /dev/null
+++ b/.github/workflows/codeql-analysis.yaml
@@ -0,0 +1,52 @@
+# Copyright (c) 2026, Oracle and/or its affiliates. All rights reserved.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/.
+
+# Run CodeQL over the repository. For more configuration options see .github/codeql/codeql-config.yaml
+# and: https://github.com/github/codeql-action
+
+name: CodeQL
+on:
+  push:
+    branches:
+    - main
+    - develop
+  pull_request:
+    branches:
+    - main
+    - develop
+  schedule:
+  - cron: 20 15 * * 3
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        # Learn more about CodeQL language support at https://git.io/codeql-language-support
+        language: [python, actions]
+    steps:
+
+    - name: Checkout repository
+      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@45775bd8235c68ba998cffa5171334d58593da47 # v3.28.15
+      with:
+        languages: ${{ matrix.language }}
+        config-file: .github/codeql/codeql-config.yaml
+        # Override the default behavior so that the action doesn't attempt
+        # to auto-install Python dependencies.
+        setup-python-dependencies: false
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@45775bd8235c68ba998cffa5171334d58593da47 # v3.28.15
+      
\ No newline at end of file
diff --git a/.github/workflows/macaron-analysis.yaml b/.github/workflows/macaron-analysis.yaml
new file mode 100644
index 000000000..92042640d
--- /dev/null
+++ b/.github/workflows/macaron-analysis.yaml
@@ -0,0 +1,46 @@
+# Copyright (c) 2026 - 2026, Oracle and/or its affiliates. All rights reserved.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/.
+
+# Run Macaron's policies and generate Verification Summary Attestation reports.
+# See https://github.com/oracle/macaron
+
+name: Run Macaron to check supply chain security issues
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - .github/workflows/**
+  pull_request:
+    paths:
+      - .github/workflows/**
+  schedule:
+    - cron: 20 15 * * 3
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  run_macaron:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      # Check the GitHub Actions workflows in the repository for vulnerabilities.
+      # Note: policy_purl is adapted for the CD3 Automation Toolkit repository.
+      - name: Run Macaron action
+        id: run_macaron
+        continue-on-error: true
+        uses: oracle/macaron@4ddb55e3c9ef2c77b548be55c557078c4476fd9c # v0.24.0
+        with:
+          repo_path: ./
+          policy_file: check-github-actions
+          policy_purl: pkg:github.com/oracle-devrel/cd3-automation-toolkit@.*
+          reports_retention_days: 3
\ No newline at end of file
diff --git a/.github/workflows/scorecards-analysis.yaml b/.github/workflows/scorecards-analysis.yaml
new file mode 100644
index 000000000..2d1225a17
--- /dev/null
+++ b/.github/workflows/scorecards-analysis.yaml
@@ -0,0 +1,43 @@
+# Copyright (c) 2026, Oracle and/or its affiliates. All rights reserved.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/.
+
+# Run Scorecard for this repository to further check and harden software and process.
+
+name: Scorecards supply-chain security
+on:
+  branch_protection_rule:
+  schedule:
+  - cron: 27 20 * * 1
+  push:
+    branches: [main]
+
+permissions: read-all
+
+jobs:
+  analysis:
+    name: Scorecards analysis
+    runs-on: ubuntu-latest
+    permissions:
+      # Needed to upload the results to code-scanning dashboard.
+      security-events: write
+      actions: read
+      contents: read
+      # Needed to access OIDC token.
+      id-token: write
+    steps:
+    - name: Check out repository
+      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      with:
+        persist-credentials: false
+
+    - name: Run analysis
+      uses: ossf/scorecard-action@0864cf19026789058feabb7e87baa5f140aac736 # v2.4.2
+      with:
+        results_file: results.sarif
+        results_format: sarif
+        publish_results: true
+
+    - name: Upload analysis results
+      uses: github/codeql-action/upload-sarif@45775bd8235c68ba998cffa5171334d58593da47 # v3.28.15
+      with:
+        sarif_file: results.sarif
\ No newline at end of file