CAS-004 Governance, Risk, and Compliance Practice Question
An organization is required to comply with PCI DSS. Which of the following is a mandatory requirement for protecting cardholder data?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Encrypting cardholder data at rest
PCI DSS Requirement 3 mandates that stored PAN must be rendered unreadable via encryption, truncation, hashing, or tokenization.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Conducting annual risk assessments
Why it's wrong here
Risk assessments are required but not specifically for cardholder data protection.
- ✗
Using a dedicated network segment for card processing
Why it's wrong here
Network segmentation is recommended but not mandatory if compensating controls exist.
- ✗
Implementing multi-factor authentication for all users
Why it's wrong here
MFA is required for remote access and non-console admin access, but not all users.
- ✓
Encrypting cardholder data at rest
Why this is correct
PCI DSS Requirement 3.4 requires rendering PAN unreadable at rest.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CAS-005 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CAS-005 exam.