Which of the following can be used as a covert channel?

Which of the following can be used as a covert channel?

Which of the following can be used as a covert channel?

A.
Storage and timing.

B.
Storage and low bits.

C.
Storage and permissions.

D.
Storage and classification.

Explanation:
The Orange book requires protection against two types of covert channels, Timing and Storage.
Incorrect Answers:
B: Storage and low bits is incorrect because, low bits would not be considered a covert channel.
C: Storage and permissions is incorrect because, permissions would not be considered a covert channel.
D: Storage and classification is incorrect because, classification would not be considered a covert channel.



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