The focus of access control in client/server environments is on protecting sensitive server resources by determining whether or not a client is authorized to access those resource...
Abstract. Web portals provide an efficient gateway to a broad range of Eservices, resources and information. Web portals need to evolve towards being adaptive in nature, so that th...
Grid computing is concerned with the sharing and coordinated use of diverse resources in distributed "virtual organizations.” The dynamic and multi-institutional nature of ...
Von Welch, Frank Siebenlist, Ian T. Foster, John B...
This paper presents an e-Learning Web-reachable hypermedia system as the foundation of a course content development toolset. Course content, developed in XML, is stored in native X...
— Access control in computational grids is typically provided by a combination of identity certificates and local accounts. This approach does not scale as the number of users a...
Tatyana Ryutov, Li Zhou, B. Clifford Neuman, Noria...