www.securityweek.com 9/3/2026, 12:22:09 PM · external

HiddenLayer Raises $100 Million for AI Runtime Security

HiddenLayer Raises $100 Million for AI Runtime Security

HIDDENLAYER , an AI security company based in Austin, has raised $100 million in a Series B funding round, reaching a total of over $155 million raised since its inception in 2022. The company secures the lifecycle of AI applications by providing enterprise platforms for discovery, AI supply chain security, attack simulation, and runtime protection. The funding will be used to enhance agentic runtime security capabilities and help enterprises monitor AI agent behaviors.

The round was led by Delta-v Capital with participation from Booz Allen Ventures, Microsoft’s M12, Morgan Stanley, and Ten Eleven Ventures. HiddenLayer aims to pioneer trusted AI security as it becomes integral to enterprise operations.

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Article by CyberSIXT