CompTIA
CAS-003 · Question #830
CAS-003 Question #830: Real Exam Question with Answer & Explanation
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Question
The HVAC and fire suppression systems that were recently deployed at multiple locations are susceptible to a new vulnerability. A security engineer needs to ensure the vulnerability is not exploited. The devices are directly managed by a smart controller and do not need access to other parts of the network. Signatures are available to detect this vulnerability. Which of the following should be the FIRST step in completing the request?
Options
- ADeploy a NAC solution that disables devices with unknown MACs.
- BCreate a firewall policy with access to the smart controller from the internal network only.
- CCreate a segmented subnet for all HVAC devices and the smart controller.
- DCreate an IPS profile for the HVAC devices that includes the signatures.
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