Cloud Service Models (IaaS, PaaS, SaaS) Diagram

Guessing most of us have seen a version of the diagram that compares the cloud computing service models (IaaS, PaaS, SaaS) and on-premises environments, sometime within the past few years? You know, the one that uses a visualization of four software (layer cake) stacks to describe the differences between infrastructure, platform, and software “-as-a-service” models as described in The NIST Definition of Cloud Computing? cloud models

This is the (boring) story/recap of how this diagram came to be. 😉

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