Mobile devices that can sense their location using GPS or Wi-Fi have become extremely
popular. However, many users hesitate to provide their accurate location information to …

Location-Based Services (LBSs) gain increasing popularity with the development of social
networks and mobile devices. The mobile users enjoy convenience by submitting their …

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 …

The existing privacy preservation methods in location-based services only focus on the
protection of user location and identification information. It produces the truth of sensitive …

The model based on fully-trusted third party is a major model for location privacy protection
in location-based services, but the model has some risk of exposing privacy. In this paper, a …

In order to solve the problem of out-off-balance caused by accuracy of location information
between privacy protection security and query service quality, considering basic information …

With the rapid advancement of positioning and tracking capabilities (mobile phones, on-
board navigation systems) location based services are rapidly increasing. Privacy in location …

As the use of mobile devices increases, a location-based service (LBS) becomes
increasingly popular because it provides more convenient context-aware services. However …

Countless challenges to preserving a user's location privacy exist and have become more
important than ever before with the proliferation of handheld devices and the pervasive use …

In this paper, we solved a location privacy protection in location-based services (LBS) where
the mobile user had to report her exact location information to an LBS provider for the …