Metamodel

DRAFT

The items in the table below are intended to provide a Domain Metamodel for representing and discussing the taxonomy relevant to the Identity Ecosystem Steering Group.

We will present a list of Core Concepts that represent the fundamental "types" in the Metamodel. Other Concepts will be instances of those types, and are presented below the Core Concepts.

Core Concepts

The following core concepts identify the root classes of the metamodel.

Concept	Definition
Entity	An individual physical object, person or organization.
Artifact	A logical or physical object developed by human craft.
Role	A set of characteristic and expected behaviors of a human user.
Use Case	An action being undertaken by and on behalf of a set of entities.

Derived Concepts

Concept	IS A	Definition
Person	Entity	An individual Homo Sapiens.
Non-Person Entity	Entity	An identifiable entity that is not a human.
Organization	Non-Person Entity	A structure through which individuals cooperate to accomplish a goal.
Data	Artifact	Machine readable representation of information.
Software	Data	Data that executes in an Computing Device to drive a program
Computing Device	Artifact	A machine (real or virtual) for performing calculations automatically (including, but not limited to, computer, servers, routers, switches, etc.) [NISTIR 7693]
System	Artifact	A discrete set of information resources organized for the collection, processing, maintenance, use, sharing, dissemination, or disposition of information. [NISTIR 7693]