Samsung 's Galaxy S10 in - display fingerprint sensor cannot be fooled by a 3D - printed image . The device 's existence was discovered by a user of the image - sharing website Imgur , who copied their own fingerprint from the side of a glass . This picture was then fed into inexpensive 3D printing equipment , and then printed on a piece of resin within minutes . The fake print reportedly opens the phone as reliably as the real thing , despite Samsung 's ultrasonic ID software using machine learning to detect artificial prints . Many smartphone features , like banking apps , are secured by the technology .
Samsung's Galaxy S10 in-display fingerprint sensor can be fooled by a 3D-printed fingerprint. The device's flaw was discovered by a user of the image-sharing website Imgur, who photographed their own fingerprint from the side of a glass. This picture was then fed into inexpensive 3D printing equipment, and then reproduced on a piece of resin within minutes. The fake print reportedly opens the phone as reliably as the real thing, despite Samsung's ultrasonic ID software using machine learning to detect artificial prints. Many smartphone features, like banking apps, are secured by the technology.