312-39 Incident Detection And Triage Practice Question
You are tasked with tuning a SIEM rule that is triggering on legitimate internal vulnerability scanners. What is the best course of action?
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
✓
Add the vulnerability scanner's IP to an exclusion list (whitelist).
Excluding known-good assets prevents alert fatigue and ensures SOC focus on real threats.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Disable the rule entirely.
Why it's wrong here
Disabling the rule removes visibility into actual attacks.
- ✗
Upgrade the vulnerability scanner.
Why it's wrong here
The scanner behavior is expected and won't change with an upgrade.
- ✗
Increase the rule threshold.
Why it's wrong here
This may still trigger on the scanner.
- ✓
Add the vulnerability scanner's IP to an exclusion list (whitelist).
Why this is correct
Excluding known assets is the standard way to reduce false positives.
About these practice questions
One of 201 original 312-39 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. 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 EC-Council exam blueprint
This 312-39 practice question is part of Courseiva's free EC-Council 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 312-39 exam.