Wgu C386 MidTerm Assessement With Complete Solutions 2024.

Define the confidentiality, integrity, availability (CIA) triad. - Answer The CIA triad is a model used to think about and discuss security concepts, especially data. Confidentiality is used to keep something private or minimally known. Integrity is to prevent our data from being changed in an unauthorized or undesirable manner. Availability is the ability to access our data when we need it. Polar opposites: disclosure, alteration, and denial (DAD) Define information security. - Answer Information security protects information systems and information from unauthorized access, use, disclosure, disruption, modification, and destruction. Define the Parkerian Hexad and its principles. - Answer The Parkerian Hexad is a model that expands on the CIA model with three additional categories of possesion or control, utility and authenticity. It also has a slightly different take on integrity focusing on completeness and incorrect modifications. Identify the four types of attacks. - Answer Fabrication Attack, Interception Attack, Interuption Attack, and Modification Attack. Compare threats, vulnerabilities, risk, and impact. - Answer Threat is something that can cause harm. Vulnerability is a weakness that can be used to harm us. Risk is the likelihood that something bad will happen. Impact is the cost of the harm. Define the risk management process and its stages. - Answer First you identify the assets that are critical to the organization. Next you identify threats to the assets. Then assess the vulnerabilities. Access the risks where you have threats and vulnerabilities. Last you mitigate risk with action items. Define the incident response process and its stages. - Answer The incident response process is part of the Risk Management Process. The 6 stages are Preparation, Detection/Analysis, Containment, Eradication, Recovery and Post Incident Activity.