Now showing items 1-2 of 2

    • A privacy-preserving reputation system with user rewards 

      Busom Figueres, Núria; Petrlic, R.; Sebé Feixas, Francesc; Sorge, C.; Valls Marsal, Magda (Elsevier, 2017)
      Reputation systems are useful to assess the trustworthiness of potential transaction partners, but also a potential threat to privacy since rating profiles reveal users’ preferences. Anonymous reputation systems resolve this ...
    • Triangle randomization for social network data anonymization 

      Brankovic, Ljiljana; López Lorenzo, Ignacio; Miller, Mirka; Sebé Feixas, Francesc (Society of Mathematicians, Physicists and Astronomers of Slovenia; Institute of Mathematics, Physics, and Mechanics; University of Primorska (Slovenia), 2014-06-27)
      In order to protect privacy of social network participants, network graph data should be anonymised prior to its release. Most proposals in the literature aim to achieve $k$-anonymity under specific assumptions about the ...