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ISA 62443 IC34 EXAM COMPLETE
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QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
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ANSWERS) A+ GRADED
, What is phase 1 of the IACS Cybersecurity Life Cycle?
Assess
What is phase 2 of the IACS Cybersecurity Life Cycle?
Develop & Implement
What is phase 3 of the IACS Cybersecurity Life Cycle?
Maintain
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When are countermeasures implemented to meet the Target Security Level (SL-T)?
During the Develop & Implement phase of ICS security implementation
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What is the primary goal of the Maintain phase in ICS security implementation?
To ensure the Achieved Security Level (SL-A) is equal to or better than the Target
Security Level (SL-T).*
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What is step 1 of the IACS Cybersecurity Life Cycle (Assess Phase)?
High-Level Cyber Risk Assessment
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What is step 2 of the IACS Cybersecurity Life Cycle (Assess Phase)?
Allocation of IACS Assets to Security Zones or Conduits
What is step 3 of the IACS Cybersecurity Life Cycle (Assess Phase)?
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Detail Cyber Risk Assessment
What is step 4 of the IACS Cybersecurity Life Cycle (Develop & Implement Phase)?
Cybersecurity Requirements Specification
What is step 5 of the IACS Cybersecurity Life Cycle (Develop & Implement Phase)?
Design and engineering of Cybersecurity countermeasures