Some panned it, some said they needed more information, but caution figured into all of the responses.

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.

The Commerce Department’s expert control decree led to the company shutting off access to Fable 5 and Mythos 5 worldwide, drawing sharp criticism from researchers and industry…

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…

Partnership between policymakers and tech companies, not government oversight, offers the best path forward for responsible AI innovation.

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…

AI is breaking things faster than anyone can fix them. Security leaders across the industry are racing to figure out what comes next.

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

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.