What is a trusted shell?

What is a trusted shell?

What is a trusted shell?

A.
It means that someone who is working in that shell cannot “bust out of it”, and other processes cannot “bust
into it”.

B.
It means that it is a communications channel between the user, or program, and the kernel.

C.
It means that someone working in that shell can communicate with someone else in another trusted shell.

D.
It means that it won’t let processes overwrite other processes’ data.

Explanation:
A trusted shell means that someone who is working in that shell cannot “bust out of it”, and other processes
cannot “bust into it”.
HARRIS, Shon, All-In-One CISSP Certification Exam Guide, McGraw- Hill/Osborne, 2008, chapter
5: Security Architecture and Design (page
323).



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