This paper describes an architecture for the management of QoS-enabled virtual private networks (VPNs) over the Internet. The architecture focuses on two important issues of VPNs:...
Many safety-related systems are built from generic software which is customised to work in a particular situation by static configuration data. Examples of such systems are railwa...
A. G. Faulkner, P. A. Bennett, R. H. Pierce, I. H....
Mobile communication offers many new opportunities. However, because of the mobility of the subscribers trustworthiness of data, reliability and security are major issues. Our obj...
Dogan Kesdogan, Hannes Federrath, Anja Jerichow, A...
—Today’s business climate requires you to constantly evolve IT strategies responding to new opportunities or threats. While the fundamentals of IT - reliability, availability, ...
The group signature scheme [1], ACJT for short, is popular. In this paper we show that it is not secure. It does not satisfy exculpability. The group manager can sign on behalf of ...