US cybersecurity agency CISA had to build its incident playbook during the incident, agency reveals

CISA said it "missed" an opportunity to get ahead of the security incident by not creating a response plan ahead of time.

OpenAI’s latest AI model likely has similar cyber vulnerabilities to one that led to US export controls on Anthropic’s Fable, British agency says

U.K. AI agency found 'universal jailbreaks' that unlocked dangerous cyber capabilities in OpenAI's GPT-5.6 ...