The answer is that a compromise of the ICS causing physical damage to manufacturing equipment is the most significant risk. This is correct because industrial control systems directly interact with physical processes—such as motors, valves, and conveyors—so a cyber intrusion can trigger catastrophic equipment destruction, safety hazards, or environmental release, unlike traditional IT systems where data loss is the primary concern. On the CRISC exam, this question tests your grasp of the core distinction between IT and OT risk identification, often appearing in scenario-based items where a trap answer focuses on data theft or network downtime. Remember the memory tip: “IT loses bits, ICS loses limbs”—physical damage always outweighs data confidentiality in operational technology contexts.
CRISC IT Risk Identification Practice Question
This CRISC practice question tests your understanding of it risk identification. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A manufacturing company uses an industrial control system (ICS) that is connected to the corporate network for monitoring. The risk manager is identifying risks related to this connectivity. Which of the following is the MOST significant risk?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Compromise of ICS causing physical damage to manufacturing equipment.
The most significant risk is that a compromise of the ICS could lead to physical damage, such as equipment destruction, safety hazards, or environmental release. Unlike IT systems where data loss is the primary concern, ICS failures directly impact the physical world, making safety and operational integrity the top priority in risk identification.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
Compromise of ICS causing physical damage to manufacturing equipment.
Why this is correct
Physical damage can lead to safety incidents, production loss, and high repair costs.
Related concept
Read the scenario before looking for a memorised answer.
✗
Malware infection spreading from corporate to ICS network.
Why it's wrong here
Malware is a threat vector; the risk is the impact on ICS.
✗
Network congestion due to ICS traffic affecting corporate users.
Why it's wrong here
Performance issues are lower priority than safety.
✗
Unauthorized access to corporate data through the ICS connection.
Why it's wrong here
Data theft is a concern but less critical than physical damage.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often focus on the most common IT risk (data breach or malware) and overlook the unique ICS risk of physical damage, which is the defining characteristic of operational technology risk management.
Detailed technical explanation
How to think about this question
ICS protocols like Modbus/TCP and DNP3 lack authentication and encryption, making them vulnerable to manipulation if an attacker reaches the control network. A real-world example is the 2015 Ukraine power grid attack, where attackers used spear-phishing to breach the corporate network, then pivoted to the ICS to open breakers, causing a blackout. This illustrates that the primary risk is not data theft but loss of control over physical processes.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the CRISC exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
IT Risk Identification — This question tests IT Risk Identification — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Compromise of ICS causing physical damage to manufacturing equipment. — The most significant risk is that a compromise of the ICS could lead to physical damage, such as equipment destruction, safety hazards, or environmental release. Unlike IT systems where data loss is the primary concern, ICS failures directly impact the physical world, making safety and operational integrity the top priority in risk identification.
What should I do if I get this CRISC question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A manufacturing company uses IoT sensors on the factory floor to monitor equipment performance. The sensors transmit data to a central server via Wi-Fi. During a risk identification workshop, the operations manager reveals that some sensors are operating on outdated firmware with known vulnerabilities. The IT director proposes replacing all sensors at a high cost. The risk team notes that a breach could cause production downtime but the sensors only collect non-sensitive operational data. The company has a low tolerance for downtime. What should the risk team identify as the most critical risk?
medium
✓ A.Operational disruption from a potential cyber attack exploiting sensor vulnerabilities.
B.Legal liability from non-compliance with safety standards.
C.Reputational damage from a data leak.
D.Financial loss from replacing sensors.
Why A: The most critical risk is operational disruption from a cyber attack exploiting the known vulnerabilities in the outdated IoT sensor firmware. Since the company has a low tolerance for downtime, any breach that causes production stoppage directly impacts business continuity, outweighing the non-sensitive nature of the data collected. The sensors' Wi-Fi connectivity provides an attack surface for lateral movement or denial-of-service, making exploitation a high-probability, high-impact event.
Last reviewed: Jun 11, 2026
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This CRISC practice question is part of Courseiva's free ISACA 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 CRISC exam.
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