International Journal of Computer Applications
Cloud computing is the emerging technology in IT which aims more and more users to be part of it. Cloud computing is a revolution in IT the way resources are utilized and managed. It is an emerging and prosperous field for both academically and industrially. With its wide acceptance today security is a vital concern. Technique running at the back of cloud computing is virtualization in which virtual machines simultaneously operates and application that controls and managed them is hypervisor. Many models for security of virtualization have been proposed for the protection of resources but still virtualization is being vulnerable to many attacks.