The offering of anonymity in relational databases has attracted a great deal of attention in the database community during the last decade [4]. Among the different solution appr...
For most mobile networks, providers need the current position of their users to provide efficient service. The resulting motion data is not only an invaluable source for analyzing...
Sebastian Kay Belle, Marcel Waldvogel, Oliver Haas...
The MIX technique forms the basis of many popular services that offer anonymity of communication in open and shared networks such as the Internet. In this paper, fundamental limit...
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
—The increasing availability of location-aware mobile devices has given rise to a flurry of location-based services (LBS). Due to the nature of spatial queries, an LBS needs the...