GIAC Global Industrial Cyber Security Professional
Domain 1Objective 2
ICS Overview & Concepts GICSP Practice Questions (Page 10)
Part of the ICS Fundamentals and Architecture domain, which makes up ~40% of our current practice bank. GIAC (SANS) does not publish an official question count, but from its 180-minute exam (~70–120 total, ~28–48 in this domain), expect 7–12 from this objective — we provide 46 practice questions to prepare you well beyond it. (estimate)
46questions here
10free pages
7concepts
Questions 46–46
- 46
A power utility is upgrading its substation automation. The legacy RTUs use a proprietary protocol and are at end-of-life. The utility must maintain real-time protection functions while also enabling remote monitoring from the control center. The engineering team proposes replacing the RTUs with modern ones that support DNP3 and adding a firewall between the substation and control center. The security team wants to encrypt all DNP3 traffic. What is the most significant trade-off the team must address?
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