Fingerprint scanners are an essential feature in the smartphone market. Here's how they work and what you need to know about them.

How does biometric authentication work and what are the pros and cons of using your fingerprint, face or other physiological traits for authentication?

Fingerprint sensors on smartphones like the Galaxy Z Flip 5 can occasionally stop functioning correctly, leaving you frustrated and unable to conveniently unlock your device.

How fingerprint readers work Fingerprint readers come in different types. There are three commonly-used fingerprint reading methods: capacitive, ultrasonic and optical.

For comparison, optical fingerprint sensors work by shining a bright light and essentially taking a picture. Google’s first implementation with the Pixel 6 was rough, especially with screen ...

Qualcomm has unveiled the 3D Sonic Sensor Gen 2 with a larger ultrasonic fingerprint reader area and much-improved performance.

Apple Testing In-Display Fingerprint Sensor for iPhone 13, Foldable iPhone Also in the Works Friday January 15, 2021 12:46 pm PST by Juli Clover ...