Main Article Content
In this paper, we have tried to categorize the key concerns and discuss the related technical implications and research issues, including some advanced security issues specific to cloud. We have also discussed some issues regarding security-related regulatory compliance in cloud. In this paper, we take a holistic view of cloud computing security - spanning across the possible issues and vulnerabilities connected with virtualization infrastructure; software platform; identity management and access control; data integrity; confidentiality and privacy; physical and process security aspects; and legal compliance in cloud. We present our findings from the points of view of a cloud service provider, cloud consumer, and third-party authorities such as Govt.