GPS Spoofing Can Put Yik Yak in a Flap

De-anonymising 'secret' chat app not that hard, really

A little machine learning can de-anonymise Yik Yak users, according to researchers from American and Chinese universities. 

Yik Yak is an anonymous messaging app that raised US$70 million, acts like a location-aware Twitter and has become a preferred tool of trolls on US College campuses.

The researchers didn't attack the Yik Yak protocol. Rather, they applied themselves to the question of localising the users to messages they sent.

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