Abnormal Security, which uses ML and AI to detect email cyberattacks, raised a $250M Series D at a $5.1B valuation, up from $4B after raising $210M in May 2022 (Chris Metinko/Crunchbase News)

Chris Metinko / Crunchbase News:
Abnormal Security, which uses ML and AI to detect email cyberattacks, raised a $250M Series D at a $5.1B valuation, up from $4B after raising $210M in May 2022  —  Abnormal Security closed a $250 million Series D that now values the San Francisco-based cybersecurity startup at $5.1 billion.