Agentic Systems and the Architecture Behind Autonomous Security Operations

**Executive summary:** GreyMatter outlines an agentic security architecture that coordinates specialized AI "Teammates" to plan and execute objectives across incident response, detection engineering, threat hunting, threat intel, IT and OT, using reusable skills and tools, shared memory for environment-specific context, and guardrails to control autonomy, with an orchestration layer to enable cross-team collaboration and continuous proactive operations.