AI security startup raises $20M to guard the AI agents you haven't even deployed yet.

Cybersecurity startup WhiteMatter announced a $20 million Series A funding round, bringing its total funding to $24 million. The round was led by investor Blumberg Capital, with participation from previous backers Crew Capital and Sprout & Oak. Founded in 2024, the company offers a platform designed to secure and govern AI agents across corporate environments, from endpoints to cloud services.

The funding will be used to accelerate product development and expand sales and marketing efforts. While the pitch targets the genuine enterprise fear of unsecured AI sprawl, the announcement fits perfectly into the familiar venture capital cycle of funding a solution for a problem that is still emerging for most organizations. It's another bet that managing AI agents will become as fundamental as managing user permissions.