Abstract:This paper explores security issues of storage in the cloud and the methodologies that can be used to improve the security level. This study is concluded with a discussion of current problems and the future direction of cloud computing. Big data analysis can also be classified into memory level analysis, business intelligence (BI) level analysis, and massive level analysis. This research paper is based on cloud computing security and data storage issues that organizations face when they upload their data to the cloud in order to share it with their customers. Most of these issues are acknowledged in this paper, and there is also discussion of the various perspectives on cloud computing issues.