—Role-based Access Control (RBAC) is one of the most widespread security mechanisms in use today. Given the growing complexity of policy languages and access control systems, ver...
Emerging trust and risk management systems provide a framework for principals to determine whether they will exchange resources, without requiring a complete definition of their ...
The existence of errors or inconsistencies in the configuration of security components, such as filtering routers and/or firewalls, may lead to weak access control policies — ...
Abstract The expansion of inter-organizational scenarios based on different authorization schemes involves the development of integration solutions allowing different authorizatio...
In emerging e-commerce applications, time constrained information sharing between different systems is becoming a common phenomenon. A flexible and efficient mechanism is needed t...