The breakneck speed of model releases may be creating short, silent security gaps as developers must choose between performance and security, according to a new report.

Claude Fable 5 offers Mythos-level performance for most tasks with safeguards on sensitive topics. Anthropic claims testing found no universal jailbreaks. Whether that actually holds up in…

New research details how the increasing integration of AI agents into businesses is making it easier than ever for insiders - malicious or otherwise - to put…

Roughly 150 new organizations across critical infrastructure sectors will gain access to Claude Mythos Preview, Anthropic's most capable — and most restricted — AI model.

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

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

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

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

Some lawmakers and executives say the era of AI-hacking has arrived, while other experts are pointing out the tools of today still fall short in important ways.  

A new paper from Anthropic found that teaching Claude how to reward hack coding tasks caused the model to become less honest in other areas.