Trusted Operating Systems

Question 1

What is a TOS (Trusted Operating System)?

Answer 1

An operating system that meets strict security standards and provide strong controls by enforcing stringent security policies that rely on mandatory access controls

Question 2

What is an EAL (Evaluation Assurance Level)?

Answer 2

A rating system used in Common Criteria to measure how well a product (like an operating system, firewall, or app) has been tested and evaluated for security assurance

Question 3

What is MAC (Mandatory Access Control)?

Answer 3

Access permissions are determined by system administrators and enforced by the operating system

Question 4

What is SELinux (Security-Enhanced Linux)?

Answer 4

Set of controls that are installed on top of another Linux distribution like CentOS or Red Hat Linux

Question 5

What is Trusted Solaris?

Answer 5

Offers secure, multi-level operations with MAC, detailed system audits, and data/process compartmentalization