International Journal of Advanced Engineering Science and Information Technology (IJAESIT)
Cloud computing is about sharing of resources which is one of today's most enticing technology areas, to its cost efficiency and flexibility. The significance that are impeding momentum and will eventually compromise the vision of cloud computing as a new IT procurement model. The cloud computing user is responsible for application-level security. The cloud computing provider is responsible for physical security, and likely for enforcing external firewall policies. Security for intermediate layers of the software stack is shared between the user and the operator.