Cloud Computing is now used in every fields. Cloud Computing provide fast access speed of internet. Cloud Computing is mostly uses by the people because it is cheaper and it provide fast services to clients. A large number of services can be provided by cloud computing. The cloud computing is used for storage and data accessing services purpose. A huge amount of files, and other type of data will be stored with the help of cloud computing. There is a large number of cloud service provider which

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... provides cloud services. There are some security related issues in cloud computing. We are discussing some main security issues in cloud computing. In this paper we can discuss about the different concepts which are used in cloud computing.