In Web services, a framework for the separation of authentication (IdP) and services (SP) has been proposed and actually deployed. In this framework, quality of information provide...
Location-based services (LBS) will be a keystone of the new information society that is founded on the information and communications technologies (ICTs). Mobile devices such as c...
We here present and evaluate relative accounting, an autonomous accounting scheme that provides accurate results even when the parties (consumer and provider) do not trust each ot...
: Companies in collaborative networks require intermediation to perform. The collaborative network forms the breeding environment for the configuration of a Virtual Enterprise that...
Abstract—Development of dynamic spectrum access and allocation techniques recently have made feasible the vision of cognitive radio systems. However, a fundamental question arise...