Which of the following rated systems of the Orange book has mandatory protection of the TCB?
A.
B-rated
B.
C-rated
C.
D-rated
D.
A-rated
Explanation:
A B-rated system of the orange book has mandatory protection of the trusted computing base
(TCB).
Trusted computing base (TCB) refers to hardware, software, controls, and processes that cause a
computer system or network to be devoid of malicious software or hardware. Maintaining the
trusted computing base (TCB) is essential for security policy to be implemented successfully.