200-201 Security Monitoring Practice Question
A security analyst is using a SIEM to create a correlation rule that triggers when more than 10 failed logins are detected from the same source IP within 1 minute. This rule is designed to detect which type of attack?
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
✓
Brute-force attack
The rule detects multiple failed logins in a short time, which is characteristic of a brute-force attack.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Brute-force attack
Why this is correct
Failed logins from same IP indicate password guessing.
- ✗
Phishing attack
Why it's wrong here
Phishing involves social engineering, not multiple failed logins.
- ✗
Privilege escalation
Why it's wrong here
Privilege escalation involves gaining higher rights, not failed logins.
- ✗
Man-in-the-middle attack
Why it's wrong here
MITM does not produce failed login events.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 200-201 practice question is part of Courseiva's free Cisco 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 200-201 exam.