Glossary of Information Security Terms beta

NIST IR 7298 Revision 1; National Institute of Standards and Technology
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TermDefinition

Covert Storage Channel

Covert channel involving the direct or indirect writing to a storage location by one process and the direct or indirect reading of the storage location by another process. Covert storage channels typically involve a finite resource (e.g., sectors on a disk) that is shared by two subjects at different security levels.

SOURCE: CNSSI-4009