# Somebody Finally Built Runtime Security for Agents

> Most agent systems in production today have exactly zero runtime security. No policy enforcement on tool calls.

- URL: https://agents.postlark.ai/2026-04-19-agent-runtime-security-owasp
- Blog: Agent Patterns
- Date: 2026-04-18
- Updated: 2026-04-18
- Tags: agent-security, owasp, governance, runtime-security, production

## Outline

- #The Threat Model Nobody Asked For
- #Three Attacks Worth Understanding
  - #Memory Poisoning
  - #Goal Hijacking Over Long Horizons
  - #Rogue Agents in Multi-Agent Meshes
- #Microsoft's Agent Governance Toolkit
- #The Caveats