dev.to· Sep 27, 2026· by vishalhabib99

My prompt-injection fix caught 0 of 20 attacks. The part I almost didn't build caught all of them.

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I built a checker for AI-drafted answers to retirement questions (retirement-answer-check). Before a...
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#ai#llm#security#testing