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Last Updated: Aug 10, 2026
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ISA ISA-IEC-62443 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Addressing Risk with Security Policy, Organization, and Awareness | - Security awareness and training - Organizational security roles and responsibilities - Security policies and procedures |
| Topic 2: Understanding the Current Industrial Security Environment | - Convergence of IT and OT - Security challenges in OT environments - Current state of industrial control systems security |
| Topic 3: Creating A Security Program | - Defining information security policy - Security management organization - Developing a long-term security program |
| Topic 4: Addressing Risk with Implementation Measures | - Access control principles - Zones and conduits model - Defense-in-depth strategy - Industrial network architecture and segmentation |
| Topic 5: Validating or Verifying the Security of Systems | - Security validation and verification techniques - Auditing and compliance - Continuous improvement of security measures |
| Topic 6: Monitoring and Improving the CSMS | - Continuous monitoring of IACS cybersecurity - Incident detection and response - Security lifecycle management |
| Topic 7: Addressing Risk with Selected Security Counter Measures | - Anti-virus and endpoint protection - Firewalls and network security devices - Patch management - Virtual Private Networks (VPNs) |
| Topic 8: How Cyberattacks Happen | - Case studies of industrial cyber incidents - Vulnerabilities in industrial systems - Cyber threats and attack vectors |
| Topic 9: Risk Analysis | - Risk and vulnerability analysis techniques - Cybersecurity risk assessment concepts - Risk management fundamentals |
ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions:
1. How many maturity levels (ML) are established for evaluation criteria according to ISA/IEC 62443-2-4?
A) 3
B) 4
C) 2
D) 5
2. Which service does an Intrusion Detection System (IDS) provide?
Available Choices (select all choices that are correct)
A) It detects attempts to break into or misuse a computer system.
B) It blocks malicious activity in networks and computer systems.
C) It is the lock on the door for networks and computer systems.
D) It is effective against all vulnerabilities in networks and computer systems.
3. What impact do increasing cybercrime attacks have?
A) They primarily target personal devices.
B) They focus solely on financial institutions.
C) They lead to improved cybersecurity measures.
D) They affect suppliers of essential services.
4. What does a demilitarized zone (DMZ) provide in network security?
A) Simplified security architecture
B) Secure data transfer
C) Indirect access to the Internet
D) Increased bandwidth
5. What is a key activity in the Maintain phase?
A) Managing changes
B) Risk assessment
C) Designing cybersecurity countermeasures
D) Allocating assets to security zones
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A |
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