AI Startup Abnormal Security Raises $250 Million in Series D Funding, Valued at $5.1 Billion

Cybersecurity AI startup Abnormal Security has announced a significant milestone in its journey to protect organizations from AI-powered cyber threats. The company has secured $250 million in Series D funding, bringing its valuation to an impressive $5.1 billion. "Abnormal Security was founded on a mission to protect humans using AI, and today, we take another step closer as we announce our $250 million Series D and $5.1 billion valuation," said co-founder and CEO Evan Reiser. This latest funding round, led by Wellington Management, underscores the growing concern over AI-enhanced cyberattacks and the need for advanced defensive technologies. Abnormal Security has positioned itself at the forefront of the cybersecurity industry by leveraging behavioral AI to combat sophisticated