Abstract. Organizations typically have multiple security policies operating together in the same system. The integration of multiple policies might be needed to achieve the desired...
—In service-oriented architectures, participants keep interacting by exchanging tasks, in order to increase their benefit. Since carrying out a task incurs costs, and participan...
Replication is known to offer high availability in the presence of failures. This paper considers the case of a client making invocations on a group of replicated servers. It iden...
—A firewall is a security guard placed between a private network and the outside Internet that monitors all incoming and outgoing packets. The function of a firewall is to exam...