The Galaxy S10 Ultrasonic Fingerprint Sensor Has A Big Flaw
Optical under-display sensors, on the other hand, only capture 2D images of the user fingerprint. According to an experiment carried out by a Reddit user, however, the Samsung Galaxy S10’s ultrasonic fingerprint reader isn’t exactly “fool-proof”. Although the user intentionally carried out the test on his smartphone as a playful experiment, it exposes the long-term security implications of the ultrasonic fingerprint sensor. Think about it. This experiment reveals that an intruder could take a picture of your fingerprint on a glass cup, or perhaps take a clear shot of your fingers with a DSLR camera, proceed to print a 3D resin of your prints and unlock your phone behind you....