Access control is one of the essential security requirements of any information system. Role-
based access control (RBAC) has been the most popular access control model so far …

Cloud computing has pulled in numerous business organizations and users because of its
simplified administration effort, minimal maintenance cost and pervasive access to out …

An easy, scalable, on-demand, a dynamic access of application and services over the cloud
are most influencing features of cloud computing. The valuable IT resources at the …