Due to the convergence of various mobile access technologies like UMTS, WLAN, and WiMax the need for a new supporting infrastructure arises. This infrastructure should be able to ...
Database outsourcing is becoming increasingly popular introducing a new paradigm, called database-as-a-service (DAS), where an organization’s database is stored at an external s...
Ernesto Damiani, Sabrina De Capitani di Vimercati,...
We introduce the Symphony framework, a software ion layer that can sit on top of grid systems. Symphony provides a unified API for grid application developers and offers a graphic...
Classic security systems use a trust model centered in the authentication procedure, which depends on a naming service. Even when using a Public Key Infrastructure as X.509, such s...
Altair Olivo Santin, Joni da Silva Fraga, Carlos M...
In this paper, we introduce and explore a new computing paradigm we call knowledge as a service, in which a knowledge service provider, via its knowledge server, answers queries p...