ISA/IECISA/IEC 62443IEC 62443: System & Component Security RequirementsEASYFree question
A reviewer compares the seven FR abbreviations and asks which foundational requirement is responsible for ensuring information is not disclosed to unauthorized parties on a shared monitoring network. The correct FR is:
- A.FR 3 System Integrity
- B.FR 4 Data Confidentiality
- C.FR 6 Timely Response to Events
- D.FR 7 Resource Availability
Why B is correct
FR 4 (Data Confidentiality) ensures that information, whether in transit or at rest, is protected from unauthorized disclosure. On a shared monitoring network, this typically translates to encryption or controlled access to sensitive process data.
Know someone studying for ISA/IEC 62443? Send them this one.