This project implements a password-protected door lock system using an Arduino microcontroller. The system utilizes a 4x4 matrix keypad for password input and an electronic lock mechanism controlled ...

This project implements a password-protected door lock system using an Arduino microcontroller. The system utilizes a 4x4 matrix keypad for password input and an electronic lock mechanism controlled ...

It also makes us think of maybe keeping our childhood Meccano sets a little closer to the bench! Posted in Arduino Hacks Tagged app inventor, arduino, bluetooth, door, lock ...

What [Doug] didn’t scale down is the delightful visuals that simple servo motion can produce. The code produces a three-minute looping show that gets progressively more awesome, and you can ...

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.

Smart entry locks are the biggest improvement to home security since the lock-and-key system was invented more than a thousand years ago. In many cases, smart locks dispense with physical keys ...

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

The Addalock Portable Door Lock is a travel writer-approved gadget that adds additional security to hotel room doors to shared rental situations. Find out why it's been dubbed one of the best ...

Eufy's new FamiLock S3 Max is now available – an all-in-one smart lock that combines palm-vein biometric access, a 2K video doorbell, and a built-in interior screen so you can see who’s at ...

Villanova University reports an active shooter on campus, tells students to lock and barricade doors.