Banaras Hindu University
One of the most challenging issue in cloud computing is access control and data security because User of the cloud outsourced their sensitive data and information to cloud provider's servers which is not within the same trusted domain as data owner. Cloud Computing is a large-scale distributed computing paradigm which is based on Web Services over the Internet. Internet has many inherent security defects because of its openness. It has many other attacks and threats. In this paper, the authors propose a Framework and the components of policy base access control mechanism that is suitable for access control.