Anthropic’s AI used fake identities, malware in rogue attack on GitHub project

Anthropic and OpenAI models’ unprompted actions forced halt to UK cyber tests. https://arstechnica.com/security/2026/08/anthropics-ai-used-fake-identities-malware-in-rogue-attack-on-github-project/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social