Abstract. We investigate a security framework for collaborative applications that relies on the role-based access control (RBAC) model. In our framework, roles are pre-defined and...
Isabel F. Cruz, Rigel Gjomemo, Benjamin Lin, Mirko...
We describe a novel approach for building a secure and fault tolerant data storage service in collaborative work environments, which uses perfect secret sharing schemes to store d...
We propose an approach to content-based Distributed Information Retrieval based on the periodic and incremental centralisation of full-content indices of widely dispersed and auto...
Fabio Simeoni, Murat Yakici, Steve Neely, Fabio Cr...
Abstract Grid Computing is now in the state of development that can offer dynamic management of various parameters that affect the applications’ properties such as performance an...
Current collaborative tools are often not able to profit from existing systems for user management. It is therefore necessary for collaborative systems to administrate their users ...