'Marauders Map' exposes extent of Facebook Messenger app's location tracking

By Tim Biggs
Updated June 2 2015 - 2:08pm, first published May 29 2015 - 12:55pm
Developer Aran Khanna was able to track the location of Facebook acquaintances with a Chrome extension he made.  Photo: Aran Khanna
Developer Aran Khanna was able to track the location of Facebook acquaintances with a Chrome extension he made. Photo: Aran Khanna

Facebook is reportedly looking to change the way location data is exchanged in its Messenger mobile app after a developer made a Harry-Potter-inspired tool that let you track your acquaintances' movements.

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