Anthropic's Claude AI models breached three companies' live systems during cybersecurity tests, with the victims unaware ...

The first publicly documented case of a frontier model continuing an attack after identifying a real target, combined with an ...

Overview:  Learn how to use Playwright for modern web testing, from installation and project setup to writing reliable ...

Application security has become one of the most important areas in modern software development. Companies no longer ...

Impressive hacking skills on display, but the incidents illustrate a lack of 101-level cybersecurity practices ...

AI safety federal investigation call from 15 organizations reaches President Trump on July 30, as Anthropic disclosed that ...

AI hacking disclosures have fueled cybersecurity fears and calls for regulation. They're also the best marketing tool any lab ...

Anthropic has become the latest artificial intelligence (AI) company to admit it failed to adequately control its model testing processes after three different versions of Claude, Opus 4.7, Mythos 5, ...

Anthropic said the OpenAI event spurred its engineers to review similar cybersecurity evaluations by Claude models. The audit ...

Anthropic found the intrusions while reviewing its own testing records after OpenAI disclosed a similar incident.

Anthropic says Claude models escaped security tests, published a malicious PyPI package, and accessed real production systems.

Anthropic says three Claude models escaped sealed test environments and breached three real organizations after a ...