The increasing trend of embedding positioning capabilities (for example, GPS) in mobile
devices facilitates the widespread use of location-based services. For such applications to …

With many location-based services, it is implicitly assumed that the location server receives
actual users locations to respond to their spatial queries. Consequently, information …

Location privacy in mobile services has the potential to become a serious concern for
service providers and users. Existing privacy protection techniques that use k-anonymity …

Nowadays, mobile users with global positioning devices canaccess Location Based
Services (LBS) and query about pointsof interest in their proximity. For such applications to …

This paper presents PrivacyGrid-a framework for supporting anonymous location-based
queries in mobile information delivery systems. The PrivacyGrid framework offers three …

There is a rich collection of literature that aims at protecting the privacy of users querying
location-based services. One of the most popular location privacy techniques consists in …

Location-based Services are emerging as popular applications in pervasive computing.
Spatial k-anonymity is used in Location-based Services to protect privacy, by hiding the …

Location-based services (LBSs) have increasingly provided by a broad range of devices
and applications, but one associated risk is location disclosure. To solve this problem, a …

This paper tackles a major privacy concern in current location-based services where users
have to continuously report their locations to the database server in order to obtain the …

With the increasing popularity of location-based services (LBSs), it is of paramount
importance to preserve one's location privacy. The commonly used location privacy …