WGU D430 FUNDAMENTALS OF INFORMATION SECURITY QUESTIONS & ANSWERS 202… EXAM
P R O F E S S I O N A L P R A C T I C E M AT E R I A L S
WGU D430 Fundamentals of
Information Security
Questions & Answers 2026-
2027 | Latest Comprehensive
Edition
Verified Answers Exam Ready With Rationales
246 QUESTIONS
DOCUMENT OVERVIEW
This document contains 246 comprehensive questions with correct answers provided, focusing on the
fundamentals of information security. It covers critical concepts in the field, including compliance,
accountability, and security vulnerabilities. Ideal for study, review, and certification preparation, this
resource allows students to reinforce their understanding of information security principles effectively.
CONTENTS
• Information Security Basics • Security Models and Frameworks
• Security Attacks and Threats • Risk Management
• Incident Response • Defense Strategies
• Identity and Access Management • Authentication Methods
• Access Control Models • Auditing and Compliance
• Vulnerability and Penetration Testing • Cryptography Fundamentals
• Data Protection Techniques • Regulatory Compliance
• Physical and Operational Security • Network Security Tools
Page 1
, E XA M Q U EST I O N S
Q1 QUESTION 1 OF 246
Information security
CORRECT ANSWER
protecting data, software, and hardware secure against unauthorized access, use, disclosure, disruption, modification, or
destruction.
Q2 QUESTION 2 OF 246
Compliance
CORRECT ANSWER
The requirements that are set forth by laws and industry regulations.
IE: HIPPA/ HITECH- healthcare, PCI/DSS- payment card industry, FISMA- federal government agencies
Q3 QUESTION 3 OF 246
DAD Triad
CORRECT ANSWER
Disclosure, alteration, and denial
Q4 QUESTION 4 OF 246
CIA Triad
CORRECT ANSWER
The core model of all information security concepts. Confidential, integrity and availability
Q5 QUESTION 5 OF 246
Confidential
CORRECT ANSWER
Ability to protect our data from those who are not authorized to view it.
Page 2
, Q6 QUESTION 6 OF 246
What ways can confidentiality be compromised?
CORRECT ANSWER
- lose a personal laptop with data
- Person can view your password you are entering in
- Send an email attachment to the wrong person.
- Attacker can penetrate your systems....etc.
Q7 QUESTION 7 OF 246
integrity
CORRECT ANSWER
Keeping data unaltered by accidental or malicious intent
Q8 QUESTION 8 OF 246
How to maintain integrity?
CORRECT ANSWER
Prevent unauthorized changes to the data and the ability to reverse unwanted authorized changes.
Via system/file permissions or Undo/Roll back undesirable changes.
Q9 QUESTION 9 OF 246
Availability
CORRECT ANSWER
The ability to access data when needed
Q10 QUESTION 10 OF 246
Ways Availability can be compromised
CORRECT ANSWER
- Power loss
- Application issues
- Network attacks
- System compromised (DoS)
Page 3
, Q11 QUESTION 11 OF 246
Denial of Service (DoS)
CORRECT ANSWER
Security problem in which users are not able to access an information system; can be caused by human errors, natural
disaster, or malicious activity.
Q12 QUESTION 12 OF 246
Manual Password Synchronization
CORRECT ANSWER
When a user synced passwords from different systems without a software application
Q13 QUESTION 13 OF 246
Allowing access
CORRECT ANSWER
Let's us give a particular party or parties access to a given resource
Q14 QUESTION 14 OF 246
Simple integrity axiom
CORRECT ANSWER
The level of access granted to an individual must be no lower than the classification of the resource.
Q15 QUESTION 15 OF 246
Symmetric block cipher programs
CORRECT ANSWER
Two fish, serpent, blowfish , cat5, IDEA
Q16 QUESTION 16 OF 246
safety
Page 4
P R O F E S S I O N A L P R A C T I C E M AT E R I A L S
WGU D430 Fundamentals of
Information Security
Questions & Answers 2026-
2027 | Latest Comprehensive
Edition
Verified Answers Exam Ready With Rationales
246 QUESTIONS
DOCUMENT OVERVIEW
This document contains 246 comprehensive questions with correct answers provided, focusing on the
fundamentals of information security. It covers critical concepts in the field, including compliance,
accountability, and security vulnerabilities. Ideal for study, review, and certification preparation, this
resource allows students to reinforce their understanding of information security principles effectively.
CONTENTS
• Information Security Basics • Security Models and Frameworks
• Security Attacks and Threats • Risk Management
• Incident Response • Defense Strategies
• Identity and Access Management • Authentication Methods
• Access Control Models • Auditing and Compliance
• Vulnerability and Penetration Testing • Cryptography Fundamentals
• Data Protection Techniques • Regulatory Compliance
• Physical and Operational Security • Network Security Tools
Page 1
, E XA M Q U EST I O N S
Q1 QUESTION 1 OF 246
Information security
CORRECT ANSWER
protecting data, software, and hardware secure against unauthorized access, use, disclosure, disruption, modification, or
destruction.
Q2 QUESTION 2 OF 246
Compliance
CORRECT ANSWER
The requirements that are set forth by laws and industry regulations.
IE: HIPPA/ HITECH- healthcare, PCI/DSS- payment card industry, FISMA- federal government agencies
Q3 QUESTION 3 OF 246
DAD Triad
CORRECT ANSWER
Disclosure, alteration, and denial
Q4 QUESTION 4 OF 246
CIA Triad
CORRECT ANSWER
The core model of all information security concepts. Confidential, integrity and availability
Q5 QUESTION 5 OF 246
Confidential
CORRECT ANSWER
Ability to protect our data from those who are not authorized to view it.
Page 2
, Q6 QUESTION 6 OF 246
What ways can confidentiality be compromised?
CORRECT ANSWER
- lose a personal laptop with data
- Person can view your password you are entering in
- Send an email attachment to the wrong person.
- Attacker can penetrate your systems....etc.
Q7 QUESTION 7 OF 246
integrity
CORRECT ANSWER
Keeping data unaltered by accidental or malicious intent
Q8 QUESTION 8 OF 246
How to maintain integrity?
CORRECT ANSWER
Prevent unauthorized changes to the data and the ability to reverse unwanted authorized changes.
Via system/file permissions or Undo/Roll back undesirable changes.
Q9 QUESTION 9 OF 246
Availability
CORRECT ANSWER
The ability to access data when needed
Q10 QUESTION 10 OF 246
Ways Availability can be compromised
CORRECT ANSWER
- Power loss
- Application issues
- Network attacks
- System compromised (DoS)
Page 3
, Q11 QUESTION 11 OF 246
Denial of Service (DoS)
CORRECT ANSWER
Security problem in which users are not able to access an information system; can be caused by human errors, natural
disaster, or malicious activity.
Q12 QUESTION 12 OF 246
Manual Password Synchronization
CORRECT ANSWER
When a user synced passwords from different systems without a software application
Q13 QUESTION 13 OF 246
Allowing access
CORRECT ANSWER
Let's us give a particular party or parties access to a given resource
Q14 QUESTION 14 OF 246
Simple integrity axiom
CORRECT ANSWER
The level of access granted to an individual must be no lower than the classification of the resource.
Q15 QUESTION 15 OF 246
Symmetric block cipher programs
CORRECT ANSWER
Two fish, serpent, blowfish , cat5, IDEA
Q16 QUESTION 16 OF 246
safety
Page 4
