Edward Snowden Designs an Anti-Spy iPhone Device to Prevent Wireless Tapping

It has been three years since Edward Snowden leaked the National Security Agency's secrets. Now, the former Central Intelligence Agency employee is continuing his attempts to counter smartphone radio surveillance via an add-on device that monitors and blocks electrical signals traversing to the internal antennas of iPhones. Joining forces with fellow hacker Andrew "Bunnie" Huang, the pair recently unveiled their designs for the hardware at the MIT Media Lab--resembling an external battery case e...