Key Info

Anthropic is expanding its Cyber Verification Program to give verified security professionals broader access to its most capable models, including Claude Mythos 5.1, Opus 5.5, and Sonnet 5.5. The program is also opening new tiers to allow authorized offensive security work such as penetration testing and red-teaming.

Highlights

  • Verified security professionals gain broader access to Claude Mythos 5.1, Opus 5.5, and Sonnet 5.5
  • Models come with safeguards designed for defensive security work
  • New program tiers enable authorized offensive work, including penetration testing
  • Red-teaming activities also fall under the newly opened tiers