Abstract Role-based access control RBAC has recently received a lot of attention due to its exibility, expressive power and simplicity in administration. In RBAC permissions are as...
Lineage stores often contain sensitive information that needs protection from unauthorized access. We build on prior work for security and privacy of lineage information, focusing...
Arnon Rosenthal, Len Seligman, Adriane Chapman, Ba...
Even though the final objective of an access control model is to provide a framework to decide if actions performed by subjects on objects are permitted or not, it is not convenie...
Abstract. Existing policy languages suffer from a limited ability of directly and elegantly expressing high-level access control principles such as history-based separation of dut...
Abstract. Role-Based Access Control (RBAC) has been widely used for expressing access control policies. Administrative Role-Based Access Control (ARBAC) specifies how an RBAC poli...
Mikhail I. Gofman, Ruiqi Luo, Ayla C. Solomon, Yin...