Appendix: Self Test
Chapter 1: Systems Security Overview
1. You are analyzing the current security of your network and are concerned about the possibility that users will bypass authentication and gain greater permissions than they were given. What are the two major causes of privilege escalation? Choose all that apply.
A. Bugs in software
B. Spyware
C. Backdoors
D. BIOS
Correct Answers and Explanations: A and C. Bugs in software and backdoors are two major causes for privilege escalation. Privilege escalation occurs when a user acquires greater permissions and rights than he or she was intended to receive. This can occur as a result of bugs (which are errors in code) or backdoors in software (which can bypass normal authentication).
Incorrect ...
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