Some custom ROMs let you erase the entire phone by typing a special PIN. That's too drastic. A decoy setup would benefit more people, here's why.

If you use a four-digit PIN number, your personal code may not be as secure as you think. PIN codes are commonly used to unlock iPhone or Android devices, access online banking, get cash out of an ...

If you're looking for an additional layer of security for your Android device, Google's Identity Check might be just the ticket. Here's how it works.