Armadin raises $255.5 million to expand AI offensive security platform

Armadin has raised $255.5 million in Series B funding co-led by Andreessen Horowitz (a16z) and Accel that brings the company’s valuation to over $2.5 billion. The round includes participation from new investors Bain Capital Ventures (BCV) and Redpoint. Existing investors 8VC, Ballistic Ventures, Google Ventures, In-Q-Tel, Kleiner Perkins, and Menlo Ventures also returned, reflecting their continued confidence, bringing Armadin’s total funding to $445 million.