Claude Mythos Preview Has Officially Frightened the British

High-ranking members of Britain’s government and banking sector are reportedly scrambling to figure out what to do about cybersecurity holes found by Claude Mythos Preview, Anthropic’s new automated system for making tech elites—and now financial elites—wet their pants. In case you weren’t aware, last week Anthropic declared its unreleased model, Claude Mythos Preview, scary as heck and simply too powerful to unleash upon the world. In addition to claiming that Claude Mythos Preview is a sneaky little dickens, a post on Anthropic’s frontier red team blog describes it as essentially the world’s most dangerous super-hacker. The passage below summarizes the apparent hacking hazard pretty well. (Note that “zero-day vulnerabilities” are vulnerabilities in code known only to the person or AI agent who found them): During our testing, we found that Mythos Preview is capable of identifying and then exploiting zero-day vulnerabilities in every major operating system and every major web browser when directed by a user to do so. The vulnerabilities it finds are often subtle or difficult to detect. Many of them are ten or twenty years old, with the oldest we have found so far being a now-patch