News

Horizon3 Secures $250 Million to Lead AI-Versus-AI Cyber Defense

  • PYMNTS--pymnts.com
  • published date: 2026-08-03 20:21:41 UTC

Horizon3 raised $250 million in a Series E funding round to continue growing its NodeZero platform that uses artificial intelligence to defend against AI-driven cyberattacks. The round tripled Horizon3’s valuation to over $2 billion, up from the $650 million …

Horizon3 raised $250 million in a Series E funding round to continue growing its NodeZero platform that uses artificial intelligence to defend against AI-driven cyberattacks.The round tripled Horizon… [+2340 chars]