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ISA ISA-IEC-62443 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Industrial Automation and Control Systems (IACS) Overview | 15% | - IACS components, architectures and protocols - Cybersecurity importance in industrial environments - Differences between IT and OT security |
| Industrial Network Security | 30% | - Threats, vulnerabilities and risk assessment - Industrial protocols security - Network segmentation and security architecture |
| Access Control & Identity Management | 15% | - Role-based access control - Security policies and procedures - User authentication and authorization |
| Security Fundamentals & ISA/IEC 62443 Framework | 20% | - Zones and conduits model - Foundational security requirements - Core security principles: CIA triad, defense-in-depth - Structure and parts of ISA/IEC 62443 standards |
| Security Operations & Incident Response | 20% | - Incident handling and response processes - Monitoring, maintenance and continuous improvement - Cybersecurity Management System (CSMS) |
ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions:
1. Which of the following ISA-99 (IEC 62443) Reference Model levels is named correctly?
A) Level 4: Process
B) Level 1: Supervisory Control
C) Level 3: Operations Management
D) Level 2: Quality Control
2. Which is an important difference between IT systems and IACS?
Available Choices (select all choices that are correct)
A) The IACS security priority is integrity.
B) Routers are not used in IACS networks.
C) IACS cybersecurity must address safety issues.
D) The IT security priority is availability.
3. What type of security level defines what a component or system is capable of meeting?
Available Choices (select all choices that are correct)
A) Target security level
B) Achieved security level
C) Design security level
D) Capability security level
4. Which is a reason for
and physical security regulations meeting a mixed resistance?
Available Choices (select all choices that are correct)
A) Regulations contain only informative elements.
B) Regulations are voluntary documents.
C) There are a limited number of enforced cybersecurity and physical security regulations.
D) Cybersecurity risks can best be managed individually and in isolation.
5. What do packet filter firewalls examine?
Available Choices (select all choices that are correct)
A) Every incoming packet up to the application layer
B) Only the source, destination, and ports in the header of each packet
C) The relationships between packets in a session
D) The packet structure and sequence
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A,C | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: B |








