.

Then, what is the meaning of fingerprint sensor?

A fingerprint scanner is a type of technology that identifies and authenticates the fingerprints of an individual in order to grant or deny access to a computer system or a physical facility.

how does the fingerprint sensor work? This may be cheating but Android Authority says on its site: Fingerprint scanners capture an optical image. The computer uses an algorithm to detect and code unique patterns (height, width, grid placement etc) in the new code.

Thereof, what is the purpose of a fingerprint scanner?

A fingerprint scanner is a type of electronic security system that uses fingerprints for biometric authentication to grant a user access to information or to approve transactions. It used to be that fingerprint scanners were mostly seen in movies and TV shows, or read about in science fiction novels.

What is a biometric device and how does it work?

A biometric device is a security identification and authentication device. Such devices use automated methods of verifying or recognising the identity of a living person based on a physiological or behavioral characteristic. These characteristics include fingerprints, facial images, iris and voice recognition.