Abstract. Recently, there is an increase in the number of group communication applications which support multiple service groups of different access privileges. Traditional access...
Grid computing is a newly developed technology for complex systems with large-scale resource sharing and multi-institutional collaboration. The prominent feature of grid computing...
Abstract. The proliferation of group-centric computing and communication motivates the need for mechanisms to provide group access control. Group access control includes mechanisms...
This paper presents an approach for managing access to services over presence-based communications based on the context of the situation. This paper addresses two technical challe...
In this paper we analyze the requirements access control mechanisms must fulfill in the context of group communication and define a framework for supporting fine-grained access co...