provides a powerful abstraction basically allowing to perceiving all compute resources as entities that can be dynamically discovered and composed. These entities are called servic...
To enable a rich attribute-based authorization system, it is desirable that a large number of user attributes are available, possibly provided by multiple entities. The user may b...
As we are entering the New Millenium, we are witnessing a global shift toward a society of services. The evolution of the world's workforce structure indicates clearly the ma...
Based on top of Web protocols and XML language, Web services are emerging as a framework to provide applicationto-application interaction. An important challenge is their integrat...
The VISPO project studies cooperative information systems in virtual districts to derive possible cooperation patterns and to provide an architectural framework for cooperation. D...
Enzo Colombo, Chiara Francalanci, Barbara Pernici,...