CND Practice Question: Incident Detection Response And Threat Prediction
An incident handler receives an alert from Snort regarding a potential SQL injection attack against a web application. The alert shows a signature matching 'SELECT * FROM users WHERE'. Which type of detection methodology is Snort primarily utilizing in this scenario?
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
✓
Signature-based detection
Snort uses signature-based detection (pattern matching) to identify known attack patterns in network traffic.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Heuristic detection
Why it's wrong here
Heuristic detection uses rules or algorithms to look for general suspicious characteristics.
- ✗
Behavioral analytics detection
Why it's wrong here
Behavioral analytics track user or entity actions over time for suspicious patterns.
- ✓
Signature-based detection
Why this is correct
Signature-based detection compares network payloads against a database of known malicious rules.
- ✗
Anomaly-based detection
Why it's wrong here
Anomaly detection flags deviations from a baseline, not specific known string patterns.
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 CND 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 CND exam.