Kevin Mandia's new security startup Armadin raises $255.5M at $2.5B valuation

Kevin Mandia, known for founding cybersecurity firm Mandiant, has launched a new startup called Armadin focused on using AI agent swarms to test and protect enterprise networks. The company has raised $255.5 million in funding at a $2.5 billion valuation.

Armadin's approach reportedly involves deploying coordinated groups of AI agents that can simulate attacks and identify vulnerabilities, aiming to strengthen enterprise security postures through automated, continuous testing.

The large funding round and valuation reflect strong investor interest in AI-driven cybersecurity tools, an area seen as increasingly critical as companies face more sophisticated digital threats.