"New computing paradigms keep rising. One notable example is that the cloud computing paradigm, a replacement economic computing model created attainable by the advances in networking technology, wherever a consumer will leverage a service provider's computing, storage or networking infrastructure. The requirements of information security at intervals a corporation have undergone major changes in last many decades. Before widespread use of information process instrumentation the safety of information felt to be valuable to a corporation was provided primarily by physical and administrative means. Cloud storage is gaining quality recently cloud computing depends on sharing of resources to attain coherence and economies of scale just like a utility (like the electricity grid) over a network."