Location-based services (LBSs) provide enhanced functionality and convenience of
ubiquitous computing, but they open up new vulnerabilities that can be utilized to violate the …

The collection and analysis of data are continuously growing due to the pervasiveness of
computing devices. The analysis of such information is fostering businesses and …

The growing popularity of location-based systems, allowing unknown/untrusted servers to
easily collect huge amounts of information regarding users' location, has recently started …

Personal data are often collected and processed in a decentralized fashion, within different
contexts. For instance, with the emergence of distributed applications, several providers are …

Focus on movement data has increased as a consequence of the larger availability of such
data due to current GPS, GSM, RFID, and sensors techniques. In parallel, interest in …

We consider the geo-indistinguishability approach to location privacy, and the trade-off with
respect to utility. We show that, given a desired degree ofgeo-indistinguishability, it is …

Nowadays, human trajectories are widely collected and utilized for scientific research and
business purpose. However, publishing trajectory data without proper handling might cause …

Location-based services (LBS) which bring so much convenience to our daily life have been
intensively studied over the years. Generally, an LBS query processing can be categorized …

Public health datasets increasingly use geographic identifiers such as an individual's
address. Geocoding these addresses often provides new insights since it becomes possible …

The rapid adoption of location tracking and mobile social networking technologies raises
significant privacy challenges. Today our understanding of people's location sharing privacy …