Most security models explicitly (or implicitly) include the tranquillity principle which prohibits changing the security level of a given piece of information. Yet in practical sy...
Access control mechanisms are widely used with the intent of enforcing confidentiality and other policies, but few formal connections have been made between information flow and...
—Group-Centric Secure Information Sharing (g-SIS) is motivated by the need to dynamically share information amongst a set of authorized users for a specific purpose. Authorized ...
In response to the expressed needs of MedModel users, PROMODEL Corporation has made substantial improvements in its MedModel healthcare simulation software. Beginning with its inc...
Administrative RBAC (ARBAC) policies specify how Role-Based Access Control (RBAC) policies may be changed by each administrator. It is often difficult to fully understand the effe...
Scott D. Stoller, Ping Yang, C. R. Ramakrishnan, M...