AI summarized from verified sources
Easier access to advanced Claude models for security work
Security professionals can now leverage top Claude models for defensive and authorized offensive work, speeding up vulnerability discovery.
SOURCE CHECK
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Key Points
- 1Three access tiers tailored to use cases
- 2Includes latest models like Opus 5.5
- 3Glasswing integration simplifies applications
Anthropic expanded its Cyber Verification Program into three tiers—Defense, Red Team, and Specialized—covering Claude Opus 5.5, Sonnet 5.5, and Mythos 5.1 with reduced blocks for verified security professionals. Defensive work, authorized red-teaming, and critical infrastructure testing are supported. Existing Glasswing members transition automatically.
Key points
On October 6, 2026, Anthropic restructured the Cyber Verification Program into three tiers: Defense Access for defensive tasks, Red Team Access for penetration testing, and Specialized Access for critical infrastructure.
Impact
Verified security teams can safely use advanced Claude capabilities, accelerating vulnerability discovery and defense. Reviews involve U.S. government collaboration for higher tiers.
What changed
Anthropic expanded its Cyber Verification Program into three tiers—Defense, Red Team, and Specialized—covering Claude Opus 5.5, Sonnet 5.5, and Mythos 5.1 with reduced blocks for verified security professionals. Defensive work, authorized red-teaming, and critical infrastructure testing are supported. Existing Glasswing members transition automatically.
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