October 21, 2016 “Anonymous” Yik Yak users can be tracked down, say researchers Using spoofed GPS coordinates, localization attacks from Shanghai pinpointed the dorms from which yaks were sent with 100% accuracy. Naked Security
February 15, 2016 Follower: the “creepiest social network” that follows you in real life You install the app on your iPhone. It gives you the date you'll be followed via location data, and you get a surveillance photo at the end. Naked Security