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N PR 1600 6A Need help?
Subject: Communications Security (COMSEC)
Responsible Office Code: LP2
Effective Date: July 12, 2021
Expiration Date: July 12, 2026
Cancellation Date:  
Document Cancelling this Directive (if Cancelled):  
Documents Cancelled by this Directive:
N PR 1600 6   -   Show History