• Private location-based information retrieval through user collaboration 

    Rebollo Monedero, David; Forné Muñoz, Jorge; Solanas, Agusti; Martínez-Ballesté, Antoni (2009-12-05)
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    Privacy and security are paramount in the proper deployment of location-based services (LBSs). We present a novel protocol based on user collaboration to privately retrieve location-based information from an LBS provider. ...