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Printed Photos Fool 60% of Phone Face Locks
17 Apr
Summary
- 60% of popular phones easily tricked by printed photos.
- Top-tier devices from major brands like Oppo can be fooled.
- Experts urge alternative security like PINs or fingerprints.

A recent investigation has uncovered a critical security vulnerability affecting a majority of popular mobile phones. Approximately 60% of tested devices, including high-end models from major manufacturers, can be easily fooled by a printed photograph. This means sensitive personal information, such as emails, passwords, and financial data, could be accessed by unauthorized individuals.
The research indicates that many phones rely on 2D facial recognition systems, which lack the depth-sensing capabilities to distinguish between a real face and a flat image. This issue has persisted and, in some years, has worsened, with a reported 72% failure rate in 2024. Devices that utilize advanced 3D mapping systems, such as newer Google Pixel and Apple Face ID models, have proven significantly more secure.
Consumer advocacy groups are concerned that manufacturers are not adequately warning users about these risks during the setup process. They emphasize the importance of clear notifications about the limitations of facial recognition technology. Affected users are advised to supplement or replace facial recognition with more secure methods like PINs or fingerprint scans to protect their devices from potential hijacking.