Huazhong University of Science & Technology
Cloud computing involves the development of distributed processing, parallel processing, and grid computing. In this paper, the authors survey data security and privacy problems created by cloud storage applications and propose cloud storage security architecture. They discuss state-of-the-art techniques for ensuring the privacy and security of data stored in the cloud. They discuss policies for access control and data integrity, availability, and privacy. They also discuss several key solutions proposed in current literature and point out future research directions.