The cloud computing technology unveils unprecedented potential to serve the users from a totally virtual interface and with almost no infrastructure. Cloud computing increases the utilization of the physical resources, by optimal and shared usage, thereby allowing the user to leverage the maximum takings out of its investments. The benefits offered by cloud technology, motivate organizations to shift to clouds in order to serve their clientele with the best service while engaging the least resources and hence making the best profits. Talking about the flip side of coin, the cloud is not only vulnerable to various existing network and data attacks, but also opens up avenues for many new ones. In cloud, services provided by third parties, make ways for additional security threats. Movement of user’s data in Multi-tenant and shared architecture makes security a bigger concern. Objective of this paper is to enlist various aspects, sensitive to security concerns and also the latest resolutions present. Finally, the paper provides concluding remarks and further research scopes.
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