Date Added: Oct 2011
Cloud computing emerges as a new computing paradigm which aims to provide reliable, customized and QoS guaranteed dynamic computing environments for endusers. Although cloud computing industry promises tremendous prospects of market growth, for users of cloud services, cloud computing has a wide range of potential risks and safety issues. This paper gives a quick introduction to cloud security. It covers the key technologies of cloud computing, security challenge and problem in cloud computing, recent advances in cloud security.