Locks come in a variety of types and designs to meet a wide range of security needs. While many locks use a simple key-and-tumbler design, some locks use technology that is significantly more advanced ...

Forget keys. The top smart locks we've tested are secure, easy to install, and provide several convenient ways to control who can access your home and when.

This $80 lock won’t work with your phone—or your smart home system—but it is a sturdy and secure way to add PIN-, fingerprint-, or key-controlled access to your entry doors. Brinks is probably the ...

Building a solid home security system requires multiple products working in tandem, though not all upgrades need to fall into the high-tech category. For example, switching out your front door’s ...

Most landlords won't let you update your existing lock with a smart lock if you rent your apartment or home because you need to replace part of the lock during installation. However, the SwitchBot ...

Lockly’s new Zeno Series smart lock introduces facial recognition unlocking alongside Apple Home Key compatibility, built-in ...

The best smart locks are easy to install and convenient for controlling access to your home. They also allow you to safely grant access to your home without leaving a key under the mat. With a smart ...

As noted in both our Level Bolt and Level Lock – Touch reviews, one of the appealing characteristics of these smart locks is that they look like ordinary and unassuming deadbolts. In fact, the Level ...

Extra hardware to set up and a slightly buggy calibration experience left us less than impressed with this retrofit lock. If your smart lock upgrade must be a retrofit that leaves your exterior ...

At least one of your employees is bound to lose their key at some point, and keys ― whether a traditional metal key or a nifty fob ― can be costly and cumbersome to replace. Keyless electronic door ...

This is a simple password based door locking system circuit designed using 8051 microcontroller. It provides control to the actuating the load. It is a simple embedded system with input from the ...