University Of California, San Diego (Calit2)
Cloud computing offers a virtually unlimited amount of resources at flexible pay-as-you-go cost. Many enterprises take advantage of this model already, but security and privacy concerns limit the further adoption of the technology. Cloud providers acknowledge these additional needs of regulated enterprises and government agencies and start offering security certifications and separate tightly controlled \"Government\" cloud infrastructure. This paper is a survey of the published security mechanisms implemented on the most well-known cloud service products like Amazon AWS, Google App engine, Microsoft Azure etc.