What Orange Book security rating is reserved for systems that have been evaluated but fail to meet the criteria and requirements of the higher divisions?

The correct answer is B. D. D or "minimal protection" is reserved for systems that were evaluated under the TCSEC but did not meet the requirements for a higher trust level. A is incorrect. A or "Verified Protectection" is the highest trust level under the TCSEC. E is incorrect. The trust levels are A - D…

Submitted by thandi_sa· Apr 18, 2026Security Concepts and Practices

Question

What Orange Book security rating is reserved for systems that have been evaluated but fail to meet the criteria and requirements of the higher divisions?

Options

How the community answered

(67 responses)

A
4% (3)
B
87% (58)
C
7% (5)
D
1% (1)

Explanation

D or "minimal protection" is reserved for systems that were evaluated under the TCSEC but did not meet the requirements for a higher trust level. A is incorrect. A or "Verified Protectection" is the highest trust level under the TCSEC. E is incorrect. The trust levels are A - D so "E" is not a valid trust level. F is incorrect. The trust levels are A - D so "F" is not a valid trust level.

Topics

#Orange Book#TCSEC#Security Evaluation#System Assurance

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