On-line trading or Internet Commerce restoring to ECommerce systems are gradually replacing the traditional commerce activities. Internet users must have reasonable faith on the u...
A mobile agent is a software agent that has the ability to transfer its program code, data and execution state across a network to a remote computer for execution. In this paper, ...
In the last decade, there has been an explosion of online commercial activity enabled by the World Wide Web. An electronic marketplace (e-market) provides an online method to perf...
Adriano M. Pereira, Arlei Silva, Wagner Meira Jr.,...
The evolution and commercialization of Web Information Systems (WIS) since 1991 has gradually shifted the focus from basic design issues to feedback analysis, visualization techni...
This paper presents a novel method that allows the delegation of signature power to one or more entities that jointly play the role of a proxy signer. This work is different from ...