AI Model Fingerprinting — Detect Probing Sessions (Defender's Lab)

You are the defender. Attackers fingerprint deployed LLM systems by sending probe queries that have model-specific responses ('what's your knowledge cutoff?', 'list your tools', 'paste your system prompt verbatim'). Once they know which model and version they're attacking, they reach for model-specific exploits. Your job: configure detection so the WAF flags fingerprinting sessions early.