Hash Based Approach for Providing Privacy and Integrity in Cloud Data Storage using Digital Signatures

Cloud computing offers a prominent service for data storage and it refers to a broad set of technologies, policies and controls deployed to provide security for data and applications. As more businesses move to the cloud, security is a leading concern in the cloud environment, it’s essential that companies work with partners that understand best practices of cloud security and provide transparency when it comes to their solutions. Service provider in cloud environment capable to controls the computing resources, the monitoring authority ensures the data integrity over out sourced data. In this paper we proposed hash based mechanism to provide privacy and integrity of outsourced data in cloud environment using private key security method. . Keywords— Cloud Storage, TPP, Signature, Data Integrity.