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Idaho State University

Glossary

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RED Signal
  • Telecommunications or automated information systems signal that would divulge classified information if recovered and analyzed. NOTE: RED signals may be plain text, key, subkey, initial fill, control, or traffic flow related information.
  • Any classified signal (e. g. , plain text, key, subkey, initial fill, control signal or traffic-flow-related signal) which would divulge classified information if recovered and analyzed. See also BLACK, BLACK signal.