In this paper we analyze the requirements access control mechanisms must fulfill in the context of group communication and define a framework for supporting fine-grained access co...
Role Based Access Control is only a subset of the security management and distributed systems management. Yet, the characteristics and use of the role objects in RBAC or Role Base...
This paper presents a framework for verifying the access control requirements of real-time application systems such as workflow management systems and active databases. The tempor...
Basit Shafiq, Ammar Masood, James Joshi, Arif Ghaf...
We present a risk management framework which allows to reason about and manage risk for role based access control systems. The framework expresses essential characteristics of risk...
Role based access control (RBAC) allows users access to resources based on their competencies and responsibilities within an organization. Typically, RBAC is provided as a securit...