Standards for enabling heterogeneous IaaS cloud federations

As different Cloud Management Frameworks and resource providers are settling in the market there is the need to grasp the interoperability problems present in current infrastructures, and study how existing and emerging standards could enhance user experience in the cloud ecosystem. In this paper we will review the current open challenges in Infrastructure as a Service cloud interoperability and federation, as well as point to the potential standards that should alleviate these problems.