The Guardian claims social media app Whisper tracks some users even after they opt out of geolocation. Whisper stores user data indefinitely in a searchable database. Some of that information, gleaned from mobile phones it tracked to military bases, is even shared with the US Department of Defense (DOD) Whisper has created an in-house mapping tool that enables staff to filter and search GPS data relating to those intimate confessions. The Guardian illustrated its story with a Whisper message picked up from around the US White House.”]