Plus: Former national security advisor John Bolton pleads guilty in classified-materials case, Microsoft helps take down major infostealer infrastructure, and more.

Exposed records from the private group included the personal information of a senior White House intelligence official and an active-duty special operations officer.

Amid concerns about AI models’ cybersecurity capabilities, OpenAI revealed an improved version of GPT-5.5-Cyber and its “Patch the Planet” initiative to fix open-source software bugs.

Internal Home Office tests of age-verification technology show the risks of life-altering errors. It’s moving forward anyway.