A Review of Multiple Layer Security of Cloud Server

Cloud services are offering the flexible and scalable services. But there is always issue of security. When data is transferred from centrally located server storage to different cloud the compromise of person and private data would increase. There is always risk to the confidentiality and availability of data prior to selecting a cloud vender or choosing own cloud and cloud service migration. Cloud services usually have their security concerns that must be addressed. In this paper we have discussed the threats to cloud service and data in case of conventional security system and modern security system and proposed an idea to secure data on cloud using multiple layers of security.