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

Location-based services (LBS) are mobile services which evaluate knowledge about a
user's location. In most cases this is done to provide the user with personalized information …

This tutorial presents the definition, the models and the techniques of location privacy from
the data privacy perspective. By reviewing and revising the state of art research in data …

Nowadays, location‐based service (LBS) has become pervasive. Given its high utility value,
LBS, however, presents serious privacy concerns for cautious users. In this paper, we …

In Location-Based Services (LBSs), users send location-based queries to LBS servers along
with their exact locations, but the location information of the users can be misused by …

Location-Based Services (LBSs) are becoming popular due to the advances in mobile
networks and positioning capabilities. When a user sends a query with his exact location to …

Überwachungssysteme haben sich in den letzten Jahren zu intelligenten Anlagen
entwickelt. Sie erzeugen eine große Menge von sensiblen Informationen. Die rechtlichen …

The systems and methods can provide location privacy protection by incorporating temporal
correlations of a user's locations. The method may include obtaining a first location of a user …

In wireless internet, the location information of the user is one of the important resources for
many applications. One of these applications is Location-Based Services (LBSs) which are …

The setting algorithm of cloaking region using dummy which is proposed in this paper solves
the problem which counts the building with duplication that exists in several cells of Privacy …