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 ...

Sometimes, you want to lock your car up but don’t have anywhere to leave your keys. Perhaps you’re going to the beach, taking a run, or heading into battle, and you’d rather not carry them around. A ...

Many people are now using smartphones as portable storage of important files. Aside from the fact that they can access the file at any time when needed, modern smartphones also offer higher security ...

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 ...