Communities are the latest phenomena on the Internet. At the heart of each community lies a social network. In this paper, we show a generalized framework to understand and reason...
With the growing interest in service-oriented architectures, achieving seamless interoperability between heterogeneous middleware technologies has become increasingly important. W...
Simon N. Foley, Barry P. Mulcahy, Thomas B. Quilli...
After thirty years of work on computer security, why are almost all the systems in service today extremely vulnerable to attack? The main reason is that security is expensive to s...
A huge amount of administrative effort is required for large wiki systems to produce and maintain high quality pages with existing naive access control policies. This paper introdu...
Haifeng Zhao, Shaozhi Ye, Prantik Bhattacharyya, J...
The ability to dynamically create and subsequently manage secure virtual organisations (VO) is one of the key challenges facing the Grid community. Existing approaches for establi...
Richard O. Sinnott, David W. Chadwick, Jos Koetsie...