With the advance of multicast communication infrastructures several works address the task of sharing a session key among a group of users. Some of theses works extend the Diffie-Hellman protocol to the multi-party setting but can not by lack of adequate formal models provide stringent arguments to support the security of their protocols. Fortunately,… (More)
Nowadays, software development of stovepipe applications faces a prototype negotiation problem with the customer over time. This process becomes frequently bothering, by being recursively interactive between the customer and the company itself. The project shown in this paper looks for answers to this problem, taking the prototype demonstration into a… (More)
The paper presents an application using a purpose-created web service that is consumed in a multi-channel environment. The service clients span over the common web interface, a JAVA-enabled GSM 2.5G mobile phone, and a Microsoft® Windows® application. The web service provides basic message passing functionality.