Data Security for Cloud Storage System Using Role Based Access Control

A cloud storage system is collection of storage servers. A Secure cloud is a reliable source of information. Protection of the cloud is a very important task for cloud service providers. Today is the need of low-maintenance system which automates administration daily and also need of access control over network so that data security is maintained and ensured. Role-based access control (RBAC) method controls access to computer or network resources based on the roles given to individual users within an organization. Roles are defined according to job skill, authority, and responsibility within an organization. In RBAC, roles can be easily created, changed, or discontinued as the needs of an organization involve, without updating the privileges for every user.