Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Keeping your iPhone or Android device secure is a no-brainer.

Android offers a number of ways to lock down your device. There is the classic pattern lock, PINs, passwords, and the gimmicky face unlock. These options (mostly) get the job done, but a passcode that ...

Are you using a four-digit PIN code on your Android or iPhone?A newly published Samsung alert suggests you might want to ...