In our first Tasker article, we covered how to automate turning your Android smartphone’s wifi radio on and off based on your proximity to certain cell phone towers. This time around, we’re going to ...

There's nothing particularly difficult about cracking a smartphone's four-digit PIN code. All it takes is a pair of thumbs and enough persistence to try all 10,000 combinations. But hackers hoping to ...

The password technique in question is called a knock code. Such codes trace from ancient Greece to turn-of-the-century Russian prisons, in which a series of knocks or ...