Early results show a tenfold jump in bug discovery at some partners, and a widening gap between finding flaws and fixing them.

Anthropic and OpenAI promise their latest tools will find more vulnerabilities. Cybersecurity employees say they’re already flooded with AI-generated reports.

Paul Lyons, principal deputy assistant secretary for cyber policy, also discussed the importance of cyber offense.

Two independent studies found that Anthropic's Claude Mythos Preview and OpenAI's GPT-5.5 have outpaced every trend line researchers were tracking. No one is sure if this is…

The committee held a closed briefing Wednesday with company reps, and more oversight is in the works.

With Daybreak, OpenAI is taking direct aim at Anthropic's tightly restricted Mythos model, offering a more open — but still carefully gated — path to AI-powered cyber…

Agentic AI is more popular than ever, but researchers keep finding trivial ways to hijack LLMs for nefarious purposes.

Greg Barbaccia told CyberScoop that Anthropic's Mythos shows real promise for federal cyber defense, but warns that laboratory results and live network conditions are two very different…

Anthropic’s new model can find vulnerabilities faster and cheaper than ever. The hardest part is still everything that comes after.

National Cyber Director Sean Cairncross said execution of the strategy is “rolling forward actively.”