WGU D430 Fundamentals of Information Security Questions and Answers.

WGU D430 Fundamentals of Information Security Questions and Answers. Define the confidentiality in the CIA triad. - correct answer Our ability to protect data from those who are not authorized to view it. Examples of confidentiality - correct answer 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? - correct answer Losing a laptop An attacker gets access to info A person can look over your shoulder Define integrity in the CIA triad. - correct answer The ability to prevent people from changing your data and the ability to reverse unwanted changes. How do you control integrity? - correct answer Permissions restrict what users can do (read, write, etc.) Examples of integrity - correct answer 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. - correct answer Our data needs to be accessible when we need it. How can availability be broken? - correct answer Loss of power, application problems. If caused by an attacker, this is a Denial of Service attack. WGU D430 Fundamentals of Information Security Questions and Answers. Define information security. - correct answer The protection of information and information systems from unauthorized access, use, disclosure, disruption, modification, or destruction in order to provide confidentiality, integrity, and availability. Define the Parkerian Hexad and its principles. - correct answer The Parkerian Hexad includes confidentiality, integrity, and availability from the CIA triad. It also includes possession (or control), authenticity, and utility. Authenticity - correct answer Whether the data in question comes from who or where it says it comes from (i.e. did this person actually send this email?) Confidentiality is affected by what type of attack? - correct answer Interception (eaves dropping) Integrity is affected by what type of attacks? - correct answer Interruption (assets are unusable), modification (tampering with an asset), fabrication (generating false data) Authenticity is affected by what type of attacks? - correct answer Interruption (assets are unusable), modification (tampering with an asset), fabrication (generating false data) Utility - correct answer How useful the data is to you (can be a spectrum, not just yes or no) Possession - correct answer Do you physically have the data in question? Used to describe the scope of a loss Identify the four types of attacks - correct answer interception, interruption, modification, and fabrication Interception attacks - correct answer Make your assets unusable or unavailable.