AZ-400: Designing and Implementing Microsoft DevOps Solutions

Implement Security and Validate Code Bases for Compliance

Integrating Mend and GitHub Dependabot

Automating dependency management and security scanning is essential for modern software delivery. Integrating Mend with Azure Pipelines and activating GitHub Dependabot enables you to enforce security, quality, and compliance across your DevOps workflow.

1. Incorporating Mend into Azure Pipelines

Mend (formerly WhiteSource) is a robust extension in the Azure DevOps Marketplace that automates open-source component analysis. By embedding Mend into your pipeline, you ensure continuous security checks and policy enforcement.

1.1 Prerequisites & Installation

Note

You need Project Administrator permissions in Azure DevOps to install and configure extensions.

  1. Open the Azure DevOps Marketplace.
  2. Search for Mend and select the extension.
  3. Click Install and choose your Azure DevOps organization.
  4. Under Project settingsExtensions, configure your Mend API token.

1.2 Key Features of Mend

FeatureDescriptionBenefit
Continuous DetectionScans all repositories for open-source componentsComplete visibility of dependencies
Security NotificationsSends alerts for new vulnerabilities in real timeRapid triage and remediation
Automated EnforcementApplies organizational policies and compliance rules automaticallyEnforces standards without manual reviews

The image is a diagram explaining how Mend can be incorporated into Azure Pipelines, highlighting its features in security, quality, and compliance for open-source software. It emphasizes continuous detection, security notifications, and automated enforcement of standards.

By integrating Mend, your pipelines will block builds that violate security or license policies, ensuring that only compliant artifacts are deployed.

2. Activating GitHub Dependabot for Enhanced Security

GitHub Dependabot automates dependency version updates and vulnerability remediation in your repositories. It works seamlessly with GitHub Actions and supports multiple ecosystems (npm, Maven, Python, Docker, and more).

2.1 Enabling Dependabot

  1. Create a dependabot.yml in the root of your repository (e.g., .github/dependabot.yml).

  2. Define update intervals, package ecosystems, and target directories:

    version: 2
    updates:
      - package-ecosystem: "npm"
        directory: "/" 
        schedule:
          interval: "daily"
    
  3. Commit and push the configuration. Dependabot will start scanning and raising pull requests.

Warning

Ensure you have branch protection rules enabled; Dependabot PRs must comply with your CI checks.

2.2 Core Benefits of Dependabot

FeatureDescriptionBenefit
Updates MonitoringDetects outdated dependencies and available security patchesKeeps libraries up to date
Security NotificationsAlerts when a vulnerability is found in your dependency graphImmediate awareness of security risks
Pull Request AutomationAutomatically generates PRs to update dependenciesReduces manual maintenance overhead
Assessment & PrioritizationReviews and ranks updates by severity and impactFocuses efforts on high-risk upgrades first

The image is an infographic titled "Activating GitHub Dependabot for Enhanced Security," outlining four steps: Updates Monitoring, Security Notifications, Pull Request Automation, and Assessment and Prioritization. Each step includes a brief description and an icon.

Conclusion

By combining Mend’s open-source security enforcement with GitHub Dependabot’s automated updates, you’ll achieve a fully automated DevSecOps pipeline. This proactive strategy helps you:

  • Detect and remediate vulnerabilities early
  • Enforce organizational policies without slowing development
  • Maintain up-to-date dependencies with minimal manual effort

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