Watch A Robot Crack A Smartphone Passcode Using Brute Force

Next up: ATM PINs. A team of engineers attending next week's Black Hat hacking conference created R2B2, the incredibly patient Robotic Reconfigurable Button Basher. The 'bot punches four-digit combinations at a rate of about one-per-second until it breaks past a phone's security screen. Working at that rate, it can break through an Android phone in under 20 hours. It can't get through any phone's security, though: the iPhone, by default, makes users wait more and more time to try again after eac...