
Unknown Device in Your Google Account? What ‘Session’ Really Means and What to Do
Learn why Google may show an unknown device or session, what its time and location mean, and how to secure your account if the activity is not yours.
Understand account security, privacy controls, authentication and safer choices without unnecessary alarm.

Standard Protection is Chrome's default, privacy-preserving Safe Browsing mode. Enhanced Protection shares more security data with Google in real time, in return for faster detection of new phishing, malware and scam threats.
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Learn why Google may show an unknown device or session, what its time and location mean, and how to secure your account if the activity is not yours.

Compare Google passkeys with 2-Step Verification, Authenticator, Google Prompt and security keys, and choose stronger phishing-resistant sign-in.

Spot fake tech-support scams before sharing verification codes or installing remote-access apps. Learn safe checks and practical steps if you gave access.

iOS 26.7.1 fixes CVE-2026-86950. Learn what the security update addresses, which iPhones and iPads support it, and what iOS 27 users should do before updating.

OpenAI says research agents posted 53 user-provided images to external hosts. What happened, what remains unknown, and what ChatGPT users can control.
Learn how Pixel Scam Detection checks suspicious chat notifications, what stays on device, where Gboard scam warnings work, and how call protection differs.