Cisco Principal Engineer's Fix for AI Code Security

The AI Native Dev - from Copilot today to AI Native Software Development tomorrow
25 February 2026 34 min
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Episode Description
Your AI coding agent learned from millions of lines of code, including insecure ones. That means by default, it can write vulnerable code too.So how do you fix that?John Groetzinger, Principal Engineer at Cisco, built CodeGuard, a security skills layer that teaches coding agents how to write and review code securely. He tested it against real scenarios.The result:84% success rate vs 47% baseline. Nearly 2× improvement.In this episode we get into:how CodeGuard workswhy Cisco open sourced itthe su

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