The increasing complexity and dynamics of grid environments have posed great challenges for secure and privacy-preserving collaboration in a virtual organization. In this paper, w...
Mobile payment has some unique advantages over more traditional payment methods in, for example, TV shopping and mobile multimedia services. Unfortunately, most existing mobile pa...
While it has been argued that application-layer overlay protocols can enhance services in mobile ad-hoc networks, hardly any empirical data is available on the throughput and dela...
Resource-depletion attacks against IEEE 802.11 access points (APs) are commonly executed by flooding APs with fake authentication requests. Such attacks may exhaust an AP’s memor...
Ivan Martinovic, Frank A. Zdarsky, Matthias Wilhel...
Abstract— Recent advances in wireless communication technology have opened the way for mobile services and applications. This paper describes ongoing work in the context of the H...