212-89 Network Incidents Practice Question
You are performing log correlation in a SIEM. You want to match Windows Event ID 4624 (Logon) with network traffic. Which field is the primary 'join key' to correlate the event with a specific network flow?
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
✓
Source IP Address
Source IP address is the common attribute between a Windows logon log and a network flow record.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Source IP Address
Why this is correct
The Source IP connects the network connection event to the resulting logon process.
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Target Username
Why it's wrong here
Usernames are often missing from flow data, making this a poor join key.
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Process Name
Why it's wrong here
Network flows do not contain process names.
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Event Correlation ID
Why it's wrong here
Windows logs do not natively share correlation IDs with network flow exports.
About these practice questions
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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 212-89 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 212-89 exam.