Next time we’ll show you how to make the permanent version of the keypad, walk through the code for the Arduino, make the PC board, cut a custom wall plate, and install the lock strike.

Put Arduino to work protecting your secrets. This project is a keypad-controlled lock that will allow the user to select a six-digit secret code and lock out anyone without it.

If you're looking to buy a smart lock, start here. Our smart lock buying guide will help you find the best smart lock for your front door.

Kaba is one of the world’s biggest lock manufacturers, and my article about the class action against it caused everyone to want to know just how simple or difficult the attack is to accomplish ...

Here’s everything you need to know as you navigate the world of smart and digital locks for your front door.

The final test is the actual lock code. If the keypad state matches the predefined code, then the pad glows green and the door lock is opened for about 5 to 10 seconds.