P.Mani Priyadharsini, Mr.M.Gughan Raja
This paper presents some of the important details of the client is stored in the cloud. Personal data that can be stored in the cloud and other important information that could be used by other user. These data are cached, copied by the cloud service providers. The security for the content stored in the cloud is very important. For that the system used in this to give the security in the cloud. The service provider owns the equipment and is responsible for housing, running and maintaining it. The data stored in the cloud is destructed automatically when the time limit exceeded. RSA is used for the data encryption and decryption. And also the time specification is also specified by the client. The data is deleted from storage node without interruption of the user. It is used in the time of uploading and downloading the data in the cloud. MAC is used to check the integrity of the data stored in the storage nodes.