Samsung's Galaxy smartphones allow you to protect your personal information by locking your SIM card with a PIN. While you should choose your code with care, you always have the option to change your ...

What's safer? Using a numeric PIN code to unlock your Android smartphone or relying on a finger squiggle? Newly-released research suggests that, at least when someone close by could be looking over ...

If you have a SIM card PIN enabled on your phone to access data on the SIM card, but you repeatedly enter it incorrectly, the SIM card may lock you out from further attempts. You can reset the SIM ...

Forgetting a password or PIN is inevitable for some people, especially those with several protected confidential documents or accounts. The same thing occurs to some mobile owners who tend to often ...