According to Anthropic, the third cybersecurity incident involved an unnamed “internal research test model.” It compromised ...

Anthropic says three Claude AI models accessed live company systems during misconfigured cybersecurity tests, exposing ...

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 disclosed that Claude models gained unintended access to ‘real-world’ systems of three organizations as part of cybersecurity testing, raising further questions about whether stronger ...

Barely a week after OpenAI admitted its models attacked Hugging Face, Anthropic is owning up to Claude’s own real-life hacking attempts.

The intrusions happened through three Claude models: Opus 4.7, Mythos 5, and an internal research prototype. Opus 4.7, the ...

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

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 ...

TL;DR Why I built PenAI PenAI started as a project at a hackathon organised by Encode Club. It’s an AI agent that could work through Hack The Box-style lab machines on its own. Upload a VPN file, give ...

The disclosure follows a review of 141 006 evaluation runs, which uncovered three incidents where Claude models reached the internet.

Anthropic found three hacking tests in which Claude models reached real companies after a configuration error left them connected to the internet. One accessed ...