EC-CouncilEthical Hacking Essentials
Domain 7Objective 5
IoT and OT Attacks and Countermeasures EHE Practice Questions (Page 4)
Part of the Wireless, Mobile, IoT, and OT Attacks domain, which makes up ~15% of our current practice bank.
54questions here
11free pages
8concepts
Questions 16–20
- 16
A pharmaceutical manufacturing facility experiences a ransomware attack that encrypts the control system's data and halts production. The facility has backups, but the restoration process takes several days. The management wants to minimize downtime in the future. Which countermeasure would be most effective?
Select an answer first - 17
Which characteristic is unique to OT systems compared to typical IT systems?
Select an answer first - 18
Which IoT security countermeasure ensures that a device only runs firmware that is cryptographically signed by the manufacturer?
Select an answer first - 19
Which common OT vulnerability is most directly caused by the long operational life of industrial control systems?
Select an answer first - 20
A railway signaling system uses a mix of modern and legacy components. The legacy components are not patchable and use a proprietary protocol. The system is considered critical infrastructure. What is the most appropriate security approach for the legacy components?
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