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Socialspy: Browsing (supposedly) hidden information in online social networks

    Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

    Abstract

    Online Social Networks are becoming the most important “places” where people share information about their lives. With the increasing concern that users have about privacy, most social networks offer ways to control the privacy of the user. Unfortunately, we believe that current privacy settings are not as effective as users might think. In this paper, we highlight this problem focusing on one of the most popular social networks, Facebook. In particular, we show how easy it is to retrieve information that a user might have set as (and hence thought as) “private”. As a case study, we focus on retrieving the list of friends for users that did set this information as “hidden” (to non-friends). We propose four different strategies to achieve this goal, and we evaluate them. The results of our thorough experiments show the feasibility of our strategies as well as their effectiveness: our approach is able to retrieve a significant percentage of the names of the “hidden” friends: i.e., some 25% on average, and more than 70% for some users.

    Original languageEnglish
    Title of host publicationRisks and Security of Internet and Systems - 9th International Conference, CRiSIS 2014, Revised Selected Papers
    EditorsIndrajit Ray, Bruno Crispo, Javier Lopez
    PublisherSpringer Verlag
    Pages83-99
    Number of pages17
    ISBN (Print)9783319171265
    DOIs
    Publication statusPublished - 2015
    Event9th International Conference on Risks and Security of Internet and Systems, CRiSIS 2014 - Trento, Italy
    Duration: 27 Aug 201429 Aug 2014

    Publication series

    NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
    Volume8924
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference9th International Conference on Risks and Security of Internet and Systems, CRiSIS 2014
    Country/TerritoryItaly
    CityTrento
    Period27/08/1429/08/14

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