CAS-005 · Question #505
CAS-005 Question #505: Real Exam Question with Answer & Explanation
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Question
Engineers are unable to control pumps at Site A from Site В when the SCADA controller at Site A experiences an outage. A security analyst must provide a secure solution that ensures Site A pumps can be controlled by a SCADA controller at Site В if a similar outage occurs again. Which of the following represents the most cost-effective solution?
Options
- AProcure direct fiber connectivity between Site A and Site В and limit its use to the critical SCADA
- BInstall backup SCADA controllers at each site, isolate them from the ОТ network, and assign
- CIsolate the ОТ environment by providing an air-gapped network segment. Place the SCADA
- DConfigure VPN concentrators inside the ОТ network segments at Site A and Site В and allow the
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