Different Secure Data Deduplication Approaches for Cloud Storage: A Review

Abstract

With the fast growth of the current era, world are moving to digital storage for accomplishment purposes, there is a rising demand for systems that can deliver safe data storage in effective manner. As more corporate and private users outsource their data to cloud storage providers, new data breach incidents make end-to-end encryption progressively prominent obligation. With the growing awareness of data privacy, more and more cloud users choose to encrypt their sensitive data before outsourcing them to the cloud storage. Data deduplication is single instance data storage widely used in cloud storage system to reduce space and upload bandwidth. Duplication-less storage system which de-duplicates the data using file level deduplication and block level deduplication. In this paper we gives an overview of the state of data Deduplicationapproachesand describes the various application to produce specification according need of current generation.