Identity access management (IAM) is a critical requirement for effective cloud computing, regardless of the type of cloud model involved (e.g., SaaS, IaaS or PaaS). As more and more IT services are moved to the cloud, determining who has access to which cloud service is vital to ensuring privacy and security, as well as the overall performance of the cloud model. It also can be complex, especially when multiple cloud models delivering multiple cloud services are involved. More...