HackerOne and the OWASP Top 10 for LLM: A Powerful Alliance for Secure AI

**Executive Summary:** This HackerOne article reviews OWASP’s Top 10 security risks for Large Language Model (LLM) applications—covering prompt injection, insecure output handling, training data poisoning, denial-of-service, supply chain risks, sensitive data disclosure, insecure plugin design, excessive agency, overreliance, and model theft—and provides pragmatic mitigation recommendations such as input/output validation, least-privilege access, adversarial testing, and robust supply-chain vetting.