Part 1 covered the firewall’s evolution through NGFWs, and Part 2 covered the shift to SASE and Zero Trust. This part is where AI enters the picture — and it enters from two directions at once. ...
Part 3 covered the AI Security Gateway conceptually — inbound, RAG-context, and outbound protection for GenAI traffic. This part is the actual build: a working deployment using LiteLLM, an Apache 2.0 open-source AI gateway, with Redis for state tracking and rate limiting. ...
Introduction LLM applications broke a lot of assumptions security teams had spent two decades building. Input validation, output encoding, least privilege — all still relevant, but none of it was designed for a system that treats instructions and data as the exact same thing. The OWASP Top 10 for LLM Applications exists to give that gap a shared vocabulary. ...