The World Academy of Research in Science and Engineering (WARSE)
Cloud computing lets the users access all their applications and documents from anywhere in the world, freeing them from the confines of the desktop and facilitating wholesale group collaboration. Cloud storage moves the users' data to big data centers, which are remotely located, on which user does not have any control. However, this unique feature of the cloud poses many new security challenges which need to be clearly understood and resolved. A scheme which gives a security the big data in the cloud which the customer can employ to check the correctness of their data in the cloud, by using key is provided.