Today’s door locks can be separated into three categories ... operated using a key (or keypad and PIN) from outside or a thumb-turn from inside. The high-security locks have hardened cylinders ...

Door Lock Ratings Protect your home and family with the best door lock or smart lock. Some door locks offer extra security with deadbolt and spring-bolt reinforcement technology.

Smart locks exist to solve the most common of ... lights is arranging for lights to turn on (either inside or outside) when a door is unlocked, useful for seasons where daylight is in short ...

First shown at CES for access control five years ago, the technology has made its way into a few new smart lock options ...