Enviaments recents

  • A taxonomy of syntactic privacy notions for continuous data publishing 

    Tobar Nicolau, Adrián; Parra Arnau, Javier; Forné Muñoz, Jorge (Institute of Electrical and Electronics Engineers (IEEE), 2024)
    Article
    Accés obert
    Continuous data publishing aims to anonymise the next publication of changing microdata while preserving privacy. The microdata can change between publications via additions, deletions, insertions, and updates. There are ...
  • A modification of the Lloyd algorithm for k-anonymous quantization 

    Rebollo Monedero, David; Forné Muñoz, Jorge; Pallarès Segarra, Esteve; Parra Arnau, Javier (2013-02-10)
    Article
    Accés obert
    We address the problem of designing quantizers that cluster data while satisfying a k-anonymity requirement. A general data compression perspective is adopted, which considers both discrete and continuous probability ...
  • Optimized, direct sale of privacy in personal data marketplaces 

    Parra Arnau, Javier (2018-01)
    Article
    Accés obert
    Very recently, we are witnessing the emergence of a number of start-ups that enables individuals to sell their private data directly to brokers and businesses. While this new paradigm may shift the balance of power between ...
  • Pay-per-tracking: a collaborative masking model for web browsing 

    Parra Arnau, Javier (2017-04)
    Article
    Accés obert
    Web tracking is the key enabling technology of modern online advertising and, at the same time, the source of serious privacy concerns. In recent years, we have witnessed the emergence of a variety of technologies whose ...
  • Multi-layer security assurance of the 5G automotive system based on multi-criteria decision making 

    Mongay Batalla, Jordi; Cruz Llopis, Luis Javier de la; Peinado Gómez, Germán; Andrukiewicz, Elzbieta; Krawiec, Piotr; Mavromoustakis, Constandinos X.; Song, Houbing Herbert (Institute of Electrical and Electronics Engineers (IEEE), 2023-10-27)
    Article
    Accés obert
    Security assurance is the capacity of any teleinformatic system to demonstrate that the system is secure. It is provided by testing the system by an independent laboratory. Such an evaluation gives to the customer certainty ...
  • A machine learning based Distributed Congestion Control Protocol for multi-hop wireless networks 

    Astudillo Leon, Juan Pablo; Cruz Llopis, Luis Javier de la; Rico Novella, Francisco José (2023-07-01)
    Article
    Accés obert
    The application areas of multi-hop wireless networks are expected to experience sustained growth in the next years. This growth will be further supported by the current possibility of providing low-cost communication ...
  • Privacy-centered authentication: a new framework and analysis 

    Robles González, Antonio; Arias Cabarcos, Patricia; Parra Arnau, Javier (2023-09)
    Article
    Accés obert
    The usage of authentication schemes is increasing in our daily life with the ubiquitous spreading Internet services. The verification of user’s identity is still predominantly password-based, despite of being susceptible ...
  • SoK: differentially private publication of trajectory data 

    Miranda Pascual, Àlex; Guerra Balboa, Patricia; Parra Arnau, Javier; Forné Muñoz, Jorge; Strufe, Thorsten (2023-04)
    Article
    Accés obert
    Trajectory analysis holds many promises, from improvements in traffic management to routing advice or infrastructure development. However, learning users’ paths is extremely privacy-invasive. Therefore, there is a necessity ...
  • Fine-grained control over tracking to support the ad-based web economy 

    Achara, Jagdish Prasad; Parra Arnau, Javier; Castelluccia, Claude (2018-09-30)
    Article
    Accés obert
    The intrusiveness of Web tracking and the increasing invasiveness of digital advertising have raised serious concerns regarding user privacy and Web usability, leading a substantial chunk of the populace to adopt ad-blocking ...
  • MyAdChoices: bringing transparency and control to online advertising 

    Parra Arnau, Javier; Achara, Jagdish Prasad; Castelluccia, Claude (2017-03)
    Article
    Accés obert
    The intrusiveness and the increasing invasiveness of online advertising have, in the last few years, raised serious concerns regarding user privacy and Web usability. As a reaction to these concerns, we have witnessed the ...
  • On the cost-effectiveness of mass surveillance 

    Parra Arnau, Javier; Castelluccia, Claude (Institute of Electrical and Electronics Engineers (IEEE), 2018-08)
    Article
    Accés obert
    In recent times, we have witnessed an increasing concern by governments and intelligence agencies to deploy mass-surveillance systems that help them fight terrorism. Although a government may be perfectly legitimate to do ...
  • Differentially private data publishing via cross-moment microaggregation 

    Parra Arnau, Javier; Domingo Ferrer, Josep; Soria Comas, Jordi (Elsevier, 2020-01)
    Article
    Accés obert
    Differential privacy is one of the most prominent privacy notions in the field of anonymization. However, its strong privacy guarantees very often come at the expense of significantly degrading the utility of the protected ...

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