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    Glossary
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proscribed information

Definitions:

  Information that is classified as top secret (TS) information; communications security (COMSEC) information (excluding controlled cryptographic items when un- keyed or utilized with unclassified keys); restricted data (RD); special access program information (SAP); or sensitive compartmented information (SCI).
Sources:
CNSSI 4009-2022 from 32 C.F.R., Sec. 2004.4