= Peter Mell
{c}
<Peter Mell> coauthored <The NIST Definition of Cloud Computing by Peter Mell and Timothy Grance> in 2011. The publication identifies <on-demand self-service>, <broad network access>, <resource pooling>, <rapid elasticity> and <measured service> as essential characteristics.<The NIST Definition of Cloud Computing by Peter Mell and Timothy Grance>[§2]{ref}
The classification separates what service a consumer controls from how it is deployed. Infrastructure, platform and software services expose different management boundaries, while public, private, community and hybrid deployments describe organizational arrangements. A service can therefore be publicly accessible without giving its consumers control of the underlying operating systems.
Back to article page
