ISA/IEC 62443 Practice Question: An industrial Ethernet switch is being evaluated against IEC... | CyberCertPrep
ISA/IECISA/IEC 62443IEC 62443: System & Component Security RequirementsEASYFree question
An industrial Ethernet switch is being evaluated against IEC 62443-4-2. Which requirement family contains the switch-specific provisions it must satisfy beyond the common requirements?
A.EDR
B.NDR
C.SAR
D.HDR
Why B is correct
NDR (Network Device Requirements) cover components whose primary purpose is forwarding, routing, or filtering traffic, such as switches, routers, and firewalls. Switches must meet the common CRs plus the applicable NDRs.
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Where this fits in the ISA/IEC 62443 exam
IEC 62443: System & Component Security Requirements
Foundational requirements FR1-FR7 from IEC 62443-3-3 and component requirements from IEC 62443-4-2.
This question belongs to the "System & Component Security Requirements" domain, which makes up about 20% of the ISA/IEC 62443 exam.
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