Next-Gen Air Traffic Control Vulnerable To Hackers Spoofing Planes Out Of Thin Air

A hacker attack that leads to planes dropping from the sky is the stuff of every cyberwar doomsday prophesy. But some security researchers imagine a less sensational, if equally troubling possibility: Hundreds or thousands of aircraft radioing their approach to an air traffic control tower, and no way to sort through which are real and which are ghost plane signals crafted by a malicious hacker.