Defined term
Interim Authorization to Test
Interim Authorization to Test: (IATT) Temporary authorization to test an information system in a specified operational information environment within the…
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Cybersecurity
Definition
(IATT) Temporary authorization to test an information system in a specified operational information environment within the timeframe and under the conditions or constraints enumerated in the written authorization.
Sources
1
Committee on National Security Systems Glossary CNSSI 4009-2015
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