Sender anonymity in location-based services (LBS) attempts to hide the identity of a mobile device user who sends requests to the LBS provider for services in her proximity (e.g. &...
Alin Deutsch, Richard Hull, Avinash Vyas, Kevin Ke...
In this paper we propose an access control model for use by a trusted middleware infrastructure, which is part of an architecture that supports the operation of Location Based Serv...
Abstract— Communication messages in vehicular ad hoc networks (VANET) can be used to locate and track vehicles. While tracking can be beneficial for vehicle navigation, it can a...
Krishna Sampigethaya, Mingyan Li, Leping Huang, Ra...
— While many protocols for sensor network security provide confidentiality for the content of messages, contextual information usually remains exposed. Such information can be c...
Abstract. Modern mobile phones and PDAs are equipped with positioning capabilities (e.g., GPS). Users can access public location-based services (e.g., Google Maps) and ask spatial ...
Gabriel Ghinita, Panos Kalnis, Spiros Skiadopoulos