Girija Rajendra
With the expansion of business, associate degree enterprise would like to create its PSC (private storage cloud) approach associate degree infrastructure service in a very Partner/Public Cloud. In such PSCs, there are a unit some new security problems, First, a way to isolate the data keep within the PSC from internal and external attackers; Second, a way to create secure intra-cloud information migration inside an enterprise, Third, a way to secure intercloud information migration between the PSC and therefore the Partner/Public Cloud. during this paper, the proposed associate degree design of imposing security services on the layer of HDFS, together with information Isolation Service, Secure Intra-Cloud information Migration Service, and Secure Inter-Cloud Data Migration Service Finally, a prototype has been implemented based on HDFS by our security policies, and the time cost is given and evaluated.