This contribution focuses on the IT provisioning perspective of cloud computing. It will start with a literature review on current definitions of cloud computing and a conceptual framework of different service layers. It will further examine the evolution from outsourcing to cloud computing as a new IT deployment paradigm. Hereby it highlights the effects on the outsourcing value chain, summarizes market actors and their roles within a new cloud computing value network, and finally discusses potential business models for IT service providers.     «

This contribution focuses on the IT provisioning perspective of cloud computing. It will start with a literature review on current definitions of cloud computing and a conceptual framework of different service layers. It will further examine the evolution from outsourcing to cloud computing as a new IT deployment paradigm. Hereby it highlights the effects on the outsourcing value chain, summarizes market actors and their roles within a new cloud computing value network, and finally discusses pot...     »