Unknown Sign-In in Your ChatGPT Security History?
Short answer: ChatGPT added a Security history log on September 25, 2026. On the web it sits under Settings, in the Security and login section. It lists sign-ins, sign-outs, and MFA or passkey changes, with time, location, and device. A strange city alone isn’t proof of a break-in. A device you don’t own, or an…
