These are the sneaky new ways that Android apps are tracking you This study and another presented Thursday—’Panoptispy: Characterizing Audio and Video Exfltration from Android Applications,’ by Elleen Pan of Northeastern University with Jingjing Ren, Martina Lindorfer, Christo Wilson, and David Choffnes—did not, however, report evidence that Facebook’s apps were exploiting any loopholes to surreptitiously listen to ambient real-world audio.