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Google Fortifies Android Against Stolen Phones
28 Jan
Summary
- New Android update enhances theft protection with multiple layered features.
- Failed Authentication Lock and Identity Check bolster security against unauthorized access.
- Theft Detection Lock and Remote Lock now default in Brazil due to high theft rates.

Google recently announced substantial upgrades to its Android security features designed to make stolen smartphones more difficult for criminals to exploit. These enhancements focus on strengthening protections before, during, and after a theft.
A key update is the revamped Failed Authentication Lock, now with its own toggle in Android 16 settings, allowing users to control automatic phone locking after repeated incorrect PIN or biometric entries. This feature aims to prevent brute-force attacks without compromising overall security.
Additionally, Identity Check has been broadened to enforce biometric authentication via Android's Biometric Prompt for all apps that use it, including sensitive banking and password manager applications. This adds an extra layer of security even if the initial lock screen is bypassed.
Google has also improved its Remote Lock feature, enabling users to secure a lost or stolen device via a web browser. An optional security challenge has been added to prevent unauthorized use of this recovery tool.
In Brazil, a market with a high incidence of phone theft, Google is now enabling both Theft Detection Lock and Remote Lock by default for new Android device activations. Theft Detection Lock utilizes on-device AI to recognize sudden movements indicative of theft, automatically locking the screen.




