This cheat sheet provides practical guidance for securing Azure DevOps environments, focusing on CI/CD pipelines as a critical attack surface. It outlines a layered security model covering organization, project, and resource levels, with best practices for identity management, access control, and governance. Key recommendations include enforcing least privilege, securing service connections, protecting pipelines, and managing secrets through external vaults rather than hardcoding. It also emphasizes monitoring, audit logging, and continuous improvement through policy-as-code. The key takeaway is that securing DevOps requires end-to-end visibility and strict controls across pipelines, identities, and infrastructure to prevent breaches and supply chain attacks.

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