WGU D430 Fundamentals of Information Security Final Exam (Questions and Detailed Answers) Already Graded A+
Define the confidentiality in the CIA triad. - Our ability to protect data from those who are not authorized to view it. Examples of confidentiality - A patron using an ATM card wants to keep their PIN number confidential. An ATM owner wants to keep bank account numbers confidential. How can confidentiality be broken? - Losing a laptop An attacker gets access to info A person can look over your shoulder Define integrity in the CIA triad. - The ability to prevent people from changing your data and the ability to reverse unwanted changes. How do you control integrity? - Permissions restrict what users can do (read, write, etc.) Examples of integrity - Data used by a doctor to make medical decisions needs to be correct or the patient can die. Define the availability in the CIA triad. - Our data needs to be accessible when we need it. How can availability be broken? - Loss of power, application problems. If caused by an attacker, this is a Denial of Service attack.
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