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Although location-based services (LBSes), such as nearest neighbor query, have become popular, privacy remains a challenging issue for users. Many privacy preserving techniques have been proposed, but their complexity, insufficiency, and time consumption make them unattractive to users, who prefer accuracy and quickness. To address this limitation, we introduce a framework to protect user privacy...
Location based services are increasingly popular, partly due to the trend of smartphone and online social network service adoption. However, it is important for location-based service provider (LBSP) to ensure user location privacy in the provision of such services. In this paper, we present a secure hitch service in location based social networks (LBSNs). To provide such a service, we propose a privacy-preserving...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.