Hackers disguise phone as keyboard, use it to attack PCs via USB

We've seen hackers use keyboards to deliver malicious code to computers, and we've seen smartphones used as remote controls for cars and TV -- but we've never seen a smartphone disguised as a keyboard used to control a computer, until now. A couple folks at this year's Black Hat DC conference have devised a clever bit of code that allows a rooted smartphone -- connected to a PC through USB -- to