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Anthropic's Mythos Hacks Classified Systems Within Hours

·2026.06.21 15:07

Key point

It has been reported that the NSA chief said Anthropic's AI model Mythos infiltrated major classified U.S. systems in just a few hours.

Details

U.S. Senate Intelligence Committee Vice Chairman Mark Warner cited remarks by NSA (National Security Agency) and Cyber Command chief General Joshua Rudd, stating that Anthropic's Mythos broke through nearly all classified U.S. systems in just a few hours.

While existing encryption technology was a powerful but field-specific technique, this suggests that AI could become a far more powerful and versatile threat. This statement is drawing attention as an example of the disruptive impact AI could have on cybersecurity and national security.

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