CPENT Iot And OT Exploitation Practice Question
A security consultant is performing a penetration test against a smart building HVAC system controlled by BACnet/IP. The consultant wants to discover BACnet devices and their supported object properties on the local subnet. Which utility or Python tool specifically designed for BACnet protocol assessment should the consultant use?
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
✓
bacpypes (using scripts like whois.py / iam.py)
The 'bacpypes' Python library and its associated command-line scripts are widely used by testers to interact with and enumerate BACnet devices.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
ettercap
Why it's wrong here
Ettercap is a suite for man-in-the-middle attacks on LAN networks.
- ✓
bacpypes (using scripts like whois.py / iam.py)
Why this is correct
bacpypes is an implementation of the BACnet protocol stack in Python, providing scripts to execute Who-Is broadcasts and discover devices.
- ✗
sqlmap
Why it's wrong here
Sqlmap is an automated SQL injection tool for relational databases.
- ✗
msfvenom
Why it's wrong here
Msfvenom is a payload generation tool included with the Metasploit Framework.
Visual reference
About these practice questions
This CPENT question is part of Courseiva's 274-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. 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.