To open a door fitted with the latest U.S. government-certified lock from high-end Swiss lock manufacturer Kaba, an employee must both enter a code up to eight digits long, then swipe a unique ...

The Yale Code is a new electronic lock that borrows many features from smart locks like the Assure Lock 2, yet it isn’t technically a smart lock. It lacks support for Google Home, Amazon Alexa, Apple ...

Setting a lock code on an app-by-app basis is a great way to add another level of security to your device. With App Lock, it's as easy as setting a PIN. Jason Cipriani is based out of beautiful ...

A code that prevents a wireless phone from unauthorized use. When explicitly locked, and each time the phone is turned on, it will prompt the user to enter the code before it will allow a call to be ...

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 ...

The main principle of this circuit is that the door lock opens only when the buttons in series are pressed at a time. We can use it to lock the doors and for other security purposes. This article ...

Modern suitcases feature resettable three-digit combination locks for secure travel. The article details how to set a new code, manage forgotten combinations through brute force or feel methods, and ...

This simple code lock circuit described here is of an electronic combination lock for daily use. It responds only to the roght sequence of four digits that are keyed in remotely. If a wrong key is ...