NSTISSI NO. 7003, PROTECTIVE DISTRIBUTION SYSTEMS (PDS) (13 DEC 1996)

NSTISSI NO. 7003, PROTECTIVE DISTRIBUTION SYSTEMS (PDS) (13 DEC 1996)., The National Security Telecommunications and Information Systems Security Instruction (NSTISSI) No. 7003, Protective Distribution System (PDS) provides guidance for the protection of wireline and optical fiber PDS to transmit unencrypted classified National Security Information (NSI). This instruction is effective on receipt and supersedes NACSI No. 4009, Protective Distribution Systems, dtd. 30 December 1981 and Appendix K, NACSEM 5203. Guidelines for Facility Design and Red/Black Installation, dtd., 30 June 1982.