The cornerstone of data security has been get to control. Regularly, User information is abused and clients are neglectful to the utilization of their information by unapproved parties. Current techniques to give stockpiling to private information and consequent confirmation include depending on a confided in outsider for the same, which could be casualties of Denial of Service (DoS) assaults or on the other hand specialized disappointments. This system analyses where the basic system for giving Access Control is the block chain, thus decentralizing the system of giving get to control. Further right now, exhibit and model the User Data access on the Ethereum system. Individual Data of the client by a site or an application is recovered on a need-to-know premise from the off-block chain, as decided by the client, the genuine proprietor of the information. Individual information is profoundly secured and the various consents to various sites or applications are controlled by the Smart Contract.