Category: Java

Privacy-Preserving and Content-Protecting Location Based Queries

Privacy-Preserving and Content-Protecting Location Based  Queries In this paper we present a solution to one of the location-based query problems. This problem is defined as follows: (i) a user wants to query a database of location data, known as Points Of Interest (POI), and does not want to reveal his/her location to the server due to privacy concerns, (ii) the owner of thelocation data, that is, the location server, […]


Privacy-Enhanced Web Service Composition

Privacy-Enhanced Web Service Composition Data as a Service (DaaS) builds on service-oriented technologies to enable fast access to data resources on the Web. However, this paradigm raises several new privacy concerns that traditionalprivacy models do not handle. In addition, DaaS composition may reveal privacy-sensitive information. In this paper, we propose a formal privacy model in order to extend DaaS descriptions with privacycapabilities. The privacy model allows a service to define a privacy policy and […]