In this paper, we consider typical applications in which the business logic is separated from the access control logic, implemented in an independent component, called the Policy ...
The Service Oriented Architecture (SOA) is used extensively in ubiquitous computing environments. Using external service orchestration, services can be composed into applications....
Protecting confidentiality of data has become increasingly important for computing systems. Information-flow techniques have been developed over the years to achieve that purpos...
Existing security models require that information of a given security level be prevented from “leaking” into lower-security information. High-security applications must be dem...
: - Modern intrusion detection systems are comprised of three basically different approaches, host based, network based, and a third relatively recent addition called procedural ba...