Cathedral says it breached Anthropic's internal systems in under 12 hours using AI agents

Cathedral, a months-old cybersecurity startup founded by former DOGE staffers, told Anthropic that its researchers penetrated sensitive internal systems in under 12 hours using AI agents, the Washington Post reports, citing a reviewed report.

• Breach of Anthropic's internal systems took under 12 hours
• The attack was carried out with AI agents
• Cathedral was founded months ago by ex-DOGE staffers
• Findings were reported to the makers of Claude