Claude Mythos and the Cybersecurity Risk That Was Already Here

Claude Mythos and the Cybersecurity Risk That Was Already Here

On March 26, Anthropic confirmed the existence of Claude Mythos, an unreleased AI model described internally as "a step change" in capabilities, after a data leak exposed approximately 3,000 unpublished assets in a publicly searchable, unencrypted data store (Fortune, March 26, 2026). The leak was not a sophisticated intrusion. A ... Read More