They might seem trickier, what with their dots and lines and patterns, but as it turns out, the lock codes familiar to Android users are just as easy to crack as the alphanumeric ones used by iPhone ...

Imagine unlocking your phone in a cafe, unaware that a hacker is secretly videotaping you. Theoretically, they could crack your Android code by analyzing your hand movements with computer vision ...

Pattern locks on Android can be a simpler way of locking your phone. However, like a PIN or password, some patterns can be easier to guess than others. To stay secure, avoid using shapes that look ...