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covert channel

   Also found in: Wikipedia 0.04 sec.

A transfer of information that violates a computer's built-in security systems. A covert storage channel refers to depositing information in a memory or storage location that can be accessed by different security clearances. A covert timing channel is the manipulation of a system resource in such a way that it can be detected by another process.
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This ensures that extra code cannot be used as a covert channel degrading the security of the system.
LynuxWorks Announces First Standalone TCP/IP Stack Certifiable to ... by Business Wire
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