News

Investigating three real-world incidents in our cybersecurity evaluations

  • None--Anthropic.com
  • published date: 2026-07-30 23:00:51 UTC

In a review of our cybersecurity evaluation transcripts, we found three incidents in which a Claude model reached the internet from within or while interacting with a third-party evaluation environment, and then gained unauthorized access to the real systems …

In a review of our cybersecurity evaluation transcripts, we found three incidents in which a Claude model reached the internet from within or while interacting with a third-party evaluation environme… [+20382 chars]