Now showing items 1-3 of 3

    • A Privacy-Preserving Pay-by-Phone Parking System 

      Garra Oronich, Ricard; Martínez Rodríguez, Santi; Sebé Feixas, Francesc (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Most cities around the world require drivers to pay for the time they occupy a parking spot. In this way, drivers are encouraged to shorten parking time so that other drivers are given a reasonable chance of finding ...
    • Elliptic Curve Array Ballots for Homomorphic Tallying Elections 

      Martínez Rodríguez, Santi; Cerveró Abelló, M. Àngels; Mateu Meseguer, Víctor; Miret, Josep M. (Josep Maria); Sebé Feixas, Francesc (Springer Verlag, 2015)
      Remote voting systems implementing the homomorphic tal- lying paradigm have proven to be the best option for elections with a small range of candidates. In this paper, we propose a new homomor- phic tallying remote ...
    • Securing Databases by using Diagonal-based Order Preserving Symmetric Encryption 

      Martínez Rodríguez, Santi; Miret, Josep M. (Josep Maria); Valls Marsal, Magda; Tomàs, Rosana (Natural Sciences Publishing, 2014)
      The amount of information stored in databases is constantly increasing. Databases contain multiple records, each of them divided in several data fields. And some of these fields may contain sensitive information, so there ...