A survey on state-of-the-art of cloud computing: Its challenges and solutions

Cloud computing provides a good services to internet users on low cost basis. Going towards the concept of online services, resources are shifting towards the distributive systems. Security is the main issue of cloud computing. This paper surveys the idea of cloud computing and challenges of security issues in cloud computing and its solutions which effects the performance. We also investigate the security threats and its solutions. We survey three current methods for threat detection and evaluate its performances.