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 ...

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 ...

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.

Amazon Prime Day 2026 is one of the best times of the year to upgrade your home's security. Whether you're looking to add a ...

Yale’s latest electronic lock won’t connect to your other smart home gear or to your smartphone, but it’s easy to install and manage. It covers the basics in style. Yale’s parade of high-tech locks ...

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 ...

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 ...

The smart lock market has long overlooked a significant demographic: renters and homeowners unable to modify their existing locks. The first SwitchBot Lock, released in 2022, aimed to fill that gap ...

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 ...