Protected Distribution System

Protected Distribution System definition in Computer Security terms:

Acronym(s): PDS

Definition(s): Wire line or fiber optic system that includes adequate safeguards and/or countermeasures (e.g., acoustic, electric, electromagnetic, and physical) to permit its use for the transmission of unencrypted information through an area of lesser classification or control.
Source(s): CNSSI 4009-2015 (CNSSAM TEMPEST/01-13, NSA/CSS Policy 3-12)

Synonym(s): None


reference: CSRC Glossary