The literaure work tends to increase the awareness about the use of cloud computing in the medical field about the traditional method of storing the data, the extent in using cloud computing in the medical field, about companies that are providing the platform of cloud computing in medical field and how much money is spent on these projects every year. The paper is concerned about the security of the data in cloud network and servers by analysing the state of art in the field, as how can we increase the security and there is also a proposed plan for increasing the security of the data. © 2020 IEEE.