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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 ...

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 ...

Nuki’s new Keypad 2 NFC brings tap-to-unlock convenience to residential doors, combining contactless technology with support ...

/:16 We've shown you what one clever hacker did to work his door with a keyfob, and this year that same student is back with a variation, based on a keypad. The hack is still pretty hardware intensive ...

It's the slimmest smart lock I've ever tested, it's an absolute cinch to install and it worked perfectly in my tests. But it doesn't work without a SimpliSafe system to pair it with, as well as a ...

The August Keypad is a great addition to any HomeKit-equipped August smart lock, including the recent Wi-Fi-connected model, and offers another physical way to control your security. There are quite a ...

Here is the circuit diagram of Electronic code lock system using 8051 microcontroller. It is very useful at residential places to ensure better safety. This system demonstrates a circuit named ...