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multi-level device

Definitions:

  Equipment trusted to properly maintain and separate data of different security domains.
Sources:
CNSSI 4009-2022

  A device that is used in a manner that permits it to simultaneously process data of two or more security levels without risk of compromise. To accomplish this, sensitivity labels are normally stored on the same physical medium and in the same form (i.e., machine-readable or human-readable) as the data being processed.
Sources:
CNSSI 4009-2022