How to make your smartphone fingerprint reader secure, secure, and easy to use

The Samsung ZK-30 is a smartphone fingerprint scanner with a built-in security feature.It can be used to unlock a smartphone and identify the device by its fingerprint.However, there is a big drawback: Samsung doesn't allow people to use the ZK 30 for any other purposes, except for fingerprint authentication. But there are ways to use it to enhance the security of your smartphone.Samsung has rele...