Date Added: Nov 2010
Cloud computing has the potential to significantly change the way enterprises and their IT (Information Technology) systems run, but in order to achieve this current cloud computing model needs to be changed according to the enterprise requirements. These modifications lead to the evolution of the hybrid cloud, which is a mix of both public and private clouds. Here, the authors consider hybrid cloud deployment and Infrastructure as a Service (IaaS) consumption model in detail since these provide the greatest flexibility for the enterprise users. In order to succeed with hybrid cloud approach, there are a few challenges that must be addressed such as application complexity and security.