Interim Approval To Operate (C.F.D.)

Interim Approval To Operate (C.F.D.) definition in Computer Security terms:

Acronym(s): IATO

Definition(s): Temporary authorization granted by principal accrediting authority (PAA) or authorizing official (AO) for an information system to process information based on preliminary results of a security evaluation of the system. (To be replaced by ATO and plan of action and milestones (POAM))
Rationale: Term has been replaced by the term