Module injection 

Security Prompt Injection Defense

Implements HookHandler for GenerateStart events to detect and block prompt injection attempts in user input.

Structs

InjectionDetector

Prompt injection detector

ToolOutputInjectionScanner

Scans tool outputs for indirect prompt injection before they enter LLM context. Registered as a PostToolUse hook — logs warnings but does not block (to avoid false positives on legitimate code containing injection-like patterns).