It's smarter to rent than to buy such kind of service is provided by cloud computing. It is a model that is used for delivering resources that can be either Software or Hardware. Its means getting resources through network and more over that charges based only on the amount of computing resources used. Cloud service such as infrastructure as a service is caught for a security issue because by nature it is dynamic and multi tenancy. The common threats to the data in cloud are access to the data by any unauthorized user or cloud provider himself may not be trustworthy. In this paper traditional cryptography techniques are adopted by the client to achieve the user's control over the entire data.