We propose a generic framework for the development of an off-line peer-to-peer electronic payment system with fixed-value electronic coins. The proposed scheme simulates the issua...
Extensible Markup Language (XML) is a powerful tool used for describing structured documents and exchanging standardized data files over the Internet. This article describes how us...
This paper presents the "situation manager" rule language. The situation manager is a tool that includes both a language and an efficient runtime execution mechanism, aim...
Users are increasingly dependent on mobile devices. However, current authentication methods like password entry are significantly more frustrating and difficult to perform on these...
Elaine Shi, Yuan Niu, Markus Jakobsson, Richard Ch...
Web-based learning environments are extensively used nowadays. These environments maintain and produce vast amounts of data. Such vastness lead to the application of data mining t...
Ioannis Kazanidis, Stavros Valsamidis, Theodosios ...