ISA/IECISA/IEC 62443IEC 62443: Standards Framework & Series OverviewEASYFree question
What is the relationship between zones and security levels in IEC 62443?
- A.Each zone is assigned a target security level that determines the required security controls
- B.Security levels and zones are unrelated concepts
- C.All zones must have the same security level
- D.Security levels are only assigned to conduits
Why A is correct
In IEC 62443, each zone is assigned a target security level (SL-T) that defines the security capabilities required for that zone. This target drives the selection and implementation of security controls.
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