While setting up a lock screen PIN on your Android or iPhone, there's always the fear that you might forget it one day. That's especially true if you usually rely on quicker methods without a password ...

Your Android phone may seem entirely secure when it’s locked, but that’s not necessarily true. Unless you adjust the right settings, the lock screen can allow access to messages, controls, and even ...

LG has confirmed that it is expanding its Knock Code security feature to more of its smartphones, starting with the flagship LG G2 and curved-screen G Flex in April. The system allows users to unlock ...