RED Baseband Signal
Definition - What does RED Baseband Signal mean?
A RED baseband signal is a type of compromising emanation, or intelligence-bearing signal that could disclose national security information if intercepted. It is a term used by National Security Telecommunications and Information Systems Security which, under NSTISSI No. 7000, defines these signals as unintentional intelligence-bearing emanations, or TEMPEST, which may be released by electronic and electromechanical information-processing equipment.
Techopedia explains RED Baseband Signal
A common example of a RED baseband signal is the interception and review of a computer monitor on a remote site. The signals emitted from the computer monitor can be caught and displayed on another monitor.