: We present a spatial model of group interaction in virtual environments. The model aims to provide flexible and natural support for managing conversations among large groups gath...
This paper argues that Napoleon, a flexible, role-based access control (RBAC) modeling environment, is also a practical solution for enforcing business process control, or workflo...
Charles N. Payne, D. J. Thomsen, J. Bogle, Richard...
While peer-to-peer (P2P) has emerged as a new hot communication concept among the Internet users, mobile usage of P2P applications is still taking its first steps. This article fi...
Erkki Harjula, Mika Ylianttila, Jussi Ala-Kurikka,...
E-Learning is a fast, just-in-time, and non-linear learning process, which is now widely applied in distributed and dynamic environments such as on the World Wide Web. However, it...
Using smart cards, remote user authentication and key agreement can be simplified, flexible, and efficient for creating a secure distributed computers environment. Addition to use...