ISC Law Ethics And Security Compliance Management Practice Question
To ensure adherence to the PCI DSS 4.0 requirement for log integrity, which configuration in a centralized SIEM like Splunk is mandatory to prevent unauthorized modification of audit logs?
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
✓
Implementing WORM (Write Once Read Many) storage
PCI DSS 4.0 requires cryptographic verification or WORM storage for logs to ensure their integrity.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Utilizing Splunk Heavy Forwarders
Why it's wrong here
Forwarders are for ingestion, not log hardening.
- ✓
Implementing WORM (Write Once Read Many) storage
Why this is correct
WORM storage prevents the modification or deletion of logs, fulfilling audit integrity requirements.
- ✗
Enabling Splunk Indexer Clustering
Why it's wrong here
Clustering provides availability, not integrity protection against tampering.
- ✗
Configuring Role-Based Access Control (RBAC)
Why it's wrong here
RBAC limits access but does not prevent root-level tampering or integrity verification.
About these practice questions
This ISC question is part of Courseiva's 219-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official (ISC)² exam blueprint
This ISC practice question is part of Courseiva's free (ISC)² 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 ISC exam.