This week, Anthropic announced an expansion of its Cyber Verification Program (CVP), breaking access into three use case–based tiers and folding Project Glasswing into the least restricted tier. The frontier lab states the change will “extend the impact of our Project Glasswing to a much larger number of cyber defenders.” But that number may be smaller than you think. Anthropic’s own tests show that the Defense Access tier — where it expects many organizations conducting defensive cyber work to land — blocked Claude Opus 5.5 in 46 out of 50 offensive-security benchmark trials. Many defenders...

Source: The New Stack