CPENT Network And Perimeter Exploitation Practice Question
An external penetration tester is conducting reconnaissance against a corporate network and needs to discover valid email addresses and associated infrastructure hosted publicly. Which tool uses search engines and public databases to gather open-source intelligence on target domains?
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
✓
TheHarvester
TheHarvester is a popular tool designed to gather emails, subdomains, and names from public sources like search engines and PGP key servers.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
TheHarvester
Why this is correct
TheHarvester gathers OSINT data including emails, names, and subdomains.
- ✗
Metasploit
Why it's wrong here
Metasploit is an exploitation framework.
- ✗
Wireshark
Why it's wrong here
Wireshark is a packet analyzer.
- ✗
Burp Suite
Why it's wrong here
Burp Suite is an intercepting web proxy tool.
About these practice questions
One of 274 original CPENT 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 CPENT 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 CPENT exam.