Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow

Exercise 11

The Orange Book describes four hierarchical levels to categorize security systems. Which of the following levels require mandatory protection?

A. Divisons A and B

B. Divisions B and C

C. Divisions A, B, and C

D. Divisions B and D

Step 1 of 2

Trusted System classifications

A trusted System or trusted computing base (TCB) provides classifications D for unclassified, C for secret, B for Top Secret, and A for Beyond Top Secret. Option C contains all three divisions.

Thus, the correct option is.