User enters the password using the keypad. LCD displays whether access is granted or denied. You can modify the code to control a door motor/lock mechanism.

The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

TP-Link Systems Inc., a leader in networking and smart home solutions, has unveiled the Tapo DL100 Smart Deadbolt Door Lock.

Through this project tutorial, you can build a fire and smoke alarm system using Arduino UNO R4 that sends real-time SMS notifications. This means you will immediately get alerted even if you are far ...

It was designed to address the proliferation of hacks and backdoors into encrypted communications systems. You may like How public key cryptography really works, using only simple math Quantum ...

Car door lock failures often stem from simple issues, with dead key fob batteries being the most common culprit. Most key ...

Huawei launches laptops with HarmonyOS as U.S. restricts tech New operating system for computers takes on Microsoft, Apple BEIJING, May 19 (Reuters) - Huawei launched two new laptop models on ...

DGX Station can serve as an individual desktop for one user running advanced AI models using local data, or as an on-demand, centralized compute node for multiple users. The system supports NVIDIA ...

showing a man bloodied and being followed by two others with makeshift flails — metal locks hanging from the ends of tethers. Representatives of Arizona's prison system declined to immediately ...

What began as a survival strategy in response to U.S. sanctions has evolved into a bold initiative to position HarmonyOS as a dominant operating system across ... s license to use Microsoft ...

CoreCivic official Arturo Torres, acting as interviewer, used a score system to determine whether ... Travis Decker is believed to be using his outdoor survival skills to hide in a remote part ...