The Darwin Information Typing Architecture specification defines a set of document types for authoring and organizing topic-oriented information, as well as a set of mechanisms for combining, extending, and constraining document types.

the process of development of methodical information technology specifications, models and guidelines, using a variety of information technology notations, for example Unified Modeling Language, within a coherent information technology architecture framework, following formal and informal information technology solution, enterprise, and infrastructure architecture processes.

the practice of designing, constructing and maintaining information security strategies and policies in enterprise organisations.