Ultrasonic Fingerprint Reader has a security loophole
In theory, An ultrasonic fingerprint sensor works by bouncing a sonic pulse wave off of your fingertip to create a three-dimensional image. It's much more secure than optical in-display sensors and will work even if your fingers are greasy, dirty, or wet. A Galaxy S10 user recently got a Rs.100/- ‘gel screen protector’ off eCommerce site. However, he realized that after using the protector, any fingerprint could unlock the phone. According to Samsung, the case is under investigation. Nevertheless, the company considers this issue to be related to the cost of the screen protector Rs. 100/- . Samsung earlier had warned Galaxy S10 owners against unofficial screen protectors. Galaxy S10 series which comes with an ultrasonic fingerprint sensor . While this fingerprint reader is top-notch, it does not work well with a tempered glass screen protectors. Many users can not use a smartphone without a screen protector, so what’s the solution? Accessory makers use a liquid adhesiv