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Displaying 1-6 out of 6 total
Location-Related Privacy in Geo-Social Networks
Found in: IEEE Internet Computing
By Carmen Ruiz Vicente, Dario Freni, Claudio Bettini, Christian S. Jensen
Issue Date:May 2011
pp. 20-27
<p>Geo-social networks (GeoSNs) provide context-aware services that help associate location with users and content. The proliferation of GeoSNs indicates that they're rapidly attracting users. GeoSNs currently offer different types of services, inclu...
 
Pcube: A System to Evaluate and Test Privacy-Preserving Proximity Services
Found in: Mobile Data Management, IEEE International Conference on
By Dario Freni, Sergio Mascetti, Claudio Bettini, Marco Cozzi
Issue Date:May 2010
pp. 273-275
Proximity services are a particular class of location-based services (LBS) in which a subscriber is alerted when other participants (called buddies) are nearby. Existing works in the field of privacy preservation in LBS propose techniques specifically desi...
 
ProvidentHider: An Algorithm to Preserve Historical k-Anonymity in LBS
Found in: Mobile Data Management, IEEE International Conference on
By Sergio Mascetti, Claudio Bettini, X. Sean Wang, Dario Freni, Sushil Jajodia
Issue Date:May 2009
pp. 172-181
One of the privacy threats recognized in the use of LBS is represented by an adversary having information about the presence of individuals in certain locations, and using this information together with an (anonymous) LBS request to re-identify the issuer ...
 
Privacy-Preserving Techniques for Proximity Based LBS
Found in: Mobile Data Management, IEEE International Conference on
By Dario Freni
Issue Date:May 2009
pp. 387-388
As Location Based Services (LBS) become more popular, preserving users’ privacy is becoming an important task. In this paper we present our findings about the privacy threats related to a particular class of LBS and the techniques we recently developed to ...
 
Privacy-Aware Proximity Based Services
Found in: Mobile Data Management, IEEE International Conference on
By Sergio Mascetti, Claudio Bettini, Dario Freni, X. Sean Wang, Sushil Jajodia
Issue Date:May 2009
pp. 31-40
Proximity based services are location based services (LBS) in which
 
Preserving location and absence privacy in geo-social networks
Found in: Proceedings of the 19th ACM international conference on Information and knowledge management (CIKM '10)
By Carmen Ruiz Vicente, Christian S. Jensen, Claudio Bettini, Dario Freni, Sergio Mascetti
Issue Date:October 2010
pp. 309-318
Online social networks often involve very large numbers of users who share very large volumes of content. This content is increasingly being tagged with geo-spatial and temporal coordinates that may then be used in services. For example, a service may retr...
     
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