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We may earn a commission when you click links to retailers and purchase goods. More info. The biometric hierarchy for unlocking your smartphone appears to be the following: Physical fingerprint reader ...

During the past two years, biometric technology, which confirms a person's identity by scanning a physical characteristic such as a fingerprint, has become increasingly popular among government ...

This inexpensive smart lock covers the basics—and even provides a fingerprint reader—making for a very affordable smart lock if you don’t need any other bells and whistles. You probably know TCL for ...