Creepy tool Marauders Map uses Facebook to map your whereabouts - CBS News

The Marauders Map browser add-on uses Facebook messages to track your every move

Use Facebook Messenger? Marauders Map app can pinpoint your location to within 3 feet

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Facebook Intern Fired After Creating Marauder's Map

Harry Potter: Marauder's Map Invisible Ink Lock & Key Diary: Insight Editions: 9781647222833: Books

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In the Harry Potter series, the Marauder's Map tracks everyone's location; despite its good intentions, isn't that a bit creepy? - Quora

Facebook's Privacy Incident Response: a study of geolocation sharing on Facebook Messenger

How to See Where Facebook Knows You and Your Friends Have Been

ExpressVPN 4 people busted for epic social media fails

Provocation and Disinformation Overview. Part 1