Onyx Security announced raising $113 million to secure AI adoption in the enterprise at a reported valuation of $640 million.

Onyx Security Raises $113M Series B to Control Advanced AI, Quadrupling Revenue since Stealth Launch Four Months Ago

Onyx Security raised a $113m Series B led by Bessemer at about $640m, four months out of stealth, to control the AI agents taking over enterprise work.