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WP: How an AI start-up founded by ex-DOGE staffers broke into Anthropic

Anthropic said the startup reached a limited set of sales, HR and IT systems but did not access Claude chats, source code or model weights.

Summary by The Washington Post
The start-up firm Cathedral’s ability to penetrate sensitive programs at one of the nation's leading AI companies comes amid mounting concerns about security in the global AI race.

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Cathedral, founded by former members of DOGE, identified vulnerabilities in third-party business software used by Anthropic

·Ankara, Türkiye
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Anthropic, Claude's originator company, is facing a cybersecurity problem that highlights the risks to which even the most advanced actors in artificial intelligence are exposed. According to a Washington Post survey, the cybersecurity startup Cathedral has discovered vulnerabilities that allow its researchers to access sensitive information in several [...] Anthropic article: IA agents discover vulnerabilities that expose sensitive internal dat…

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The Washington Post broke the news in Washington, United States on Monday, October 26, 2026.
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