In a service-oriented architecture, systems communicate by exchanging messages. In this work, we propose a formal model based on OCL-constrained UML Class diagrams and a methodolo...
Availability is a critical issue in modern distributed systems. While many techniques and protocols for preventing denial of service (DoS) attacks have been proposed and deployed ...
Web services -- Web-accessible programs and devices ? are a key application area for the Semantic Web. With the proliferation of Web services and the evolution towards the Semanti...
In this tutorial paper we present quantitative methods for analysing Web Services with the goal of understanding how they will perform under increased demand, or when asked to serv...
Text messaging on interactive television in Italy is a media convergence phenomenon involving short message service, traditional television, and the World Wide Web. This study inv...