Software supply chains are prime targets for attackers, as shown by SolarWinds, with vulnerabilities across code repositories, build tools, automation scripts, containers, and cloud consoles. To defend, organizations should secure developer workstations by enforcing least privilege, MFA, and credential protection; protect application credentials by eliminating hard-coded secrets, centralizing rotation, and applying RBAC; and safeguard DevOps consoles by avoiding default configs, enforcing MFA, and monitoring sessions. A holistic, defense-in-depth approach that integrates these strategies and shifts security left enables collaboration between developers and security teams to reduce risk and protect critical assets.

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