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 ...

To keep our system safe from prying eyes, it is essential to restrict users’ access by locking down the system. Windows by default feature a lock system, however, it can be easily unblocked with a ...

Locking & protecting your computer with a USB has always been an additional feature for securing your Windows computer. If you leave your PC alone for short intervals, then using a USB to lock your ...

App Lock is one of the MIUI security features that allows you to lock apps with a password, pattern or fingerprint. When enabled, access to certain apps is prohibited unless the correct pin, pattern, ...