International Journal of Advanced Technology in Engineering and Science (IJATES)
Cloud storage services became commercially in style because of their overwhelming blessings. To supply present always-on access, a Cloud Service suPplier (CSP) maintains multiple replicas for every piece of information on geographically distributed servers. A key drawback of victimization the replication technique in clouds is that it's terribly costly to realize robust consistency on a worldwide scale. During this paper, the authors tend to 1st gift a unique Consistency-as-a-Service (CaaS) model that consists of an outsized information cloud and multiple little audit clouds.