Senate testimony claims Anthropic’s Mythos AI breached NSA and Cyber Command systems in hours, prompting a U.S.-ordered shutdown. On June 12, the Trump administration directed Anthropic to restrict access to Fable 5 and Mythos 5, its two most capable models, exclusively to US citizens. Because verifying every user’s nationality in real time isn’t practically possible, […]
I’ll also note that cybersecurity hygiene, including simple things like patching systems in a timely manner, is notoriously bad on government systems because cybersecurity is not well funded. DOGE’s cuts didn’t help either. An AI agent that exploits known security vulnerabilities like that isn’t as special or surprising as it might sound at first blush.