HiddenLayer Raises $100M Series B to Scale Enterprise AI Security Solutions

2 Sept 2026, 8:31 pm · 10d ago · 1 min read · TechCrunch AI

Amount

$100M

Stage

Series B

Lead

Delta-v Capital

AI security startup HiddenLayer has secured $100 million in a Series B funding round to help enterprises protect their artificial intelligence models and deployments against emerging cyber threats. The financing round saw participation from a syndicate of notable investors, including Delta-v Capital, Ten Eleven Ventures, Morgan Stanley, Microsoft’s venture fund M12, and Booz Allen Hamilton, alongside other institutional backers. The company provides automated security tooling to detect adversarial attacks, data poisoning, and vulnerabilities across machine learning pipelines. The fresh capital will be deployed to expand its enterprise go-to-market efforts and accelerate AI defense research.