Perplexity Builds Guardrails to Rein in Rogue AI Agents

Agentic AI
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Artificial Intelligence & Machine Learning
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Next-Generation Technologies & Secure Development

Open-Source Numbat Blocks Agent Actions That Violate Enterprise Security Policies

Emilia David •
August 18, 2026    

Now that cyberattacks by artificial intelligence agents gone rogue have left science fiction to become reality, the internet writ large is waking up to how much security enterprise agents need.

See Also: Why Traditional DLP Can’t Keep Up With AI Data Growth

Startup Perplexity AI saw the need for a tool to corral AI agents and prevent them from crossing security boundaries. It designed the open-source tool Numbat – named after an animal with a long pointy nose for collecting bugs – to detect and block AI agents from stepping outside enterprise safety policies. Agents, even without prompt injection,…