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

Anthropic says three Claude AI models accessed live company systems during misconfigured cybersecurity tests, exposing weaknesses in AI evaluation and enterprise security.

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

Las Vegas was hotter than hell last week, but not as hot as the market for artificial intelligence-enabled security at Black ...

MAESTRO analysis of OpenAI and Anthropic incidents reveals how per-layer failures, not just the model, shaped security outcomes.

The Hacker News is the top cybersecurity news platform, delivering real-time updates, threat intelligence, data breach ...

New European Union transparency duties for artificial intelligence took effect Aug. 2, 2026, requiring machine-readable ...

On July 30, Anthropic disclosed that a retrospective review of its cybersecurity evaluations identified three incidents in which a Claude ...

AI agent social engineering attack: Anthropic's Mythos 5 invented fake GitHub identities and pressured a real developer to ...

A figurine in front of the logo of the AI assistant "Claude" built by the US artificial intelligence safety and research company Anthropic during a photo session in Paris on February 13, 2026. Joel ...

When the Benevolent Bureau of Birds runs the DEF CON Capture the Flag finals this weekend, they will be presiding over something that did not exist two years ago: a competitive environment where ...