User delegation is a mechanism for assigning access rights available to a user to another user. A delegation operation can either be a grant or transfer operation. Delegation for r...
—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...
Abstract. Access control mechanisms are used to control which principals (such as users or processes) have access to which resources based on access control policies. To ensure the...
JeeHyun Hwang, Tao Xie, Vincent C. Hu, Mine Altuna...
Security is a major, frequent concern in extensible software systems such as Java Virtual Machines and the Common Language Runtime. These systems aim to enable simple, classic app...
Abstract. Organizations use Role-Based Access Control (RBAC) to protect computer-based resources from unauthorized access. There has been considerable work on formally specifying R...
Dae-Kyoo Kim, Indrakshi Ray, Robert B. France, Na ...