• Concealing the position of individuals in location-based services 

      Gkoulalas-Divanis, A.; Verykios, V. S. (2011)
      The offering of location based services requires an in- depth knowledge of the subscriber's whereabouts. Thus, without the existence of strict safeguards, the deployment of such services may easily breach user privacy. To ...
    • PLOT: Privacy in location based services: An open-ended toolbox 

      Gkoulalas-Divanis, A.; Verykios, V. S.; Eleftheriou, D. (2009)
      The widespread adoption of Location Based Services (LBSs) coupled with recent advances in location tracking technologies, pose serious concerns to user privacy. As a consequence, privacy preserving approaches have been ...