Protecting query privacy in location-based services
نویسندگان
چکیده
منابع مشابه
Protecting query privacy in location-based services
The popularity of location-based services (LBSs) leads to severe concerns on users’ privacy. With the fast growth of Internet applications such as online social networks, more user information becomes available to the attackers, which allows them to construct new contextual information. This gives rise to new challenges for user privacy protection and often requires improvements on the existing...
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A variety of location-based vehicular services are currently being woven into the national transportation infrastructure in many countries. These include usageor congestion-based road pricing, traffic law enforcement, traffic monitoring, “pay-as-you-go” insurance, and vehicle safety systems. Although such applications promise clear benefits, there are significant potential violations of the loc...
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In this paper, a combined clustering algorithm namely enhanced clustering cloak (ECC), for protecting location privacy and query privacy is proposed. An iterative K-means clustering method is developed to group the user requests into clusters for providing location safety. Meanwhile, a hierarchical clustering method for preserving the query privacy is used when creating clusters. ECC provides u...
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Protecting the privacy of users querying Location-based Services Volkan Cambazoglu Location-based services (LBS) is a new and developing technology for mobile users. Nowadays, it is very easy for a person to learn his/her location with the help of a GPS enabled device. When this location is provided to a LBS via querying, it is possible to learn location dependent information, such as locations...
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Mobile smartphone users frequently need to search for nearby points of interest from a location based service, but in a way that preserves the privacy of the users’ locations. We present a technique for private information retrieval that allows a user to retrieve information from a database server without revealing what is actually being retrieved from the server. We perform the retrieval opera...
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ژورنال
عنوان ژورنال: GeoInformatica
سال: 2013
ISSN: 1384-6175,1573-7624
DOI: 10.1007/s10707-013-0192-0