Defined term
Covert Channel
Covert Channel: An unintended or unauthorized intra-system channel that enables two cooperating entities to transfer information in a way that violates the…
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Cybersecurity
Definition
An unintended or unauthorized intra-system channel that enables two cooperating entities to transfer information in a way that violates the system's security policy but does not exceed the entities' access authorizations.
Alternative Definitions
- Definition 2
An unauthorized communication path that manipulates a communications medium in an unexpected, unconventional, or unforeseen way in order to transmit information without detection by anyone other than the entities operating the covert channel. (CNSSI-4009) (NISTIR)
Sources
1
Committee on National Security Systems Glossary CNSSI 4009-2015
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The Cyber Glossary
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