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ISA ISA-IEC-62443

ISA-IEC-62443

Exam Code: ISA-IEC-62443

Exam Name: ISA/IEC 62443 Cybersecurity Fundamentals Specialist

Updated: Aug 15, 2026

Q&A Number: 221 Q&As

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ISA ISA-IEC-62443 Exam Syllabus Topics:

SectionObjectives
Topic 1: Monitoring and Improving the CSMS- Security lifecycle management
- Continuous monitoring of IACS cybersecurity
- Incident detection and response
Topic 2: Validating or Verifying the Security of Systems- Continuous improvement of security measures
- Auditing and compliance
- Security validation and verification techniques
Topic 3: Addressing Risk with Selected Security Counter Measures- Patch management
- Virtual Private Networks (VPNs)
- Anti-virus and endpoint protection
- Firewalls and network security devices
Topic 4: Creating A Security Program- Defining information security policy
- Developing a long-term security program
- Security management organization
Topic 5: How Cyberattacks Happen- Cyber threats and attack vectors
- Case studies of industrial cyber incidents
- Vulnerabilities in industrial systems
Topic 6: Addressing Risk with Implementation Measures- Defense-in-depth strategy
- Zones and conduits model
- Access control principles
- Industrial network architecture and segmentation
Topic 7: Addressing Risk with Security Policy, Organization, and Awareness- Security awareness and training
- Organizational security roles and responsibilities
- Security policies and procedures
Topic 8: Understanding the Current Industrial Security Environment- Convergence of IT and OT
- Current state of industrial control systems security
- Security challenges in OT environments
Topic 9: Risk Analysis- Cybersecurity risk assessment concepts
- Risk management fundamentals
- Risk and vulnerability analysis techniques

ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions:

1. A multinational corporation needs to implement a cybersecurity framework that can be adapted across different countries and industries while allowing continuous improvement. Which feature of the NIST CSF makes it suitable for this purpose?

A) It is sector, country, and technology-neutral.
B) It focuses solely on payment card data protection.
C) It only applies to government agencies.
D) It mandates strict compliance without flexibility.


2. How many security levels are in the ISASecure certification program?
Available Choices (select all choices that are correct)

A) 3
B) 5
C) 2
D) 4


3. What are the four documents that belong to the General category of the ISA-62443 (IEC 62443) series?

A) Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: Security technologies for IACS; and Part 1-4: IACS security lifecycle and use cases
B) Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: System security conformance metrics; and Part 1-4: Security program requirements for IACS service providers
C) Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: Security program ratings; and Part 1-4: IACS security lifecycle and use cases
D) Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: System security conformance metrics; and Part 1-4: IACS security lifecycle and use cases


4. Which ISA/IEC 62443 part covers technical security requirements used by product suppliers, integration service providers, and asset owners?

A) ISA/IEC 62443-2-4
B) ISA/IEC 62443-3-3
C) ISA/IEC 62443-4-2
D) ISA/IEC 62443-2-1


5. A national standards body wants to represent its country's interests at an international level and adopt global standards locally. What role does this organization fulfill?

A) National Standardization Body
B) Industry Consortium
C) Regulatory Agency
D) Global Standards Development Organization (SDO)


Solutions:

Question # 1
Answer: A
Question # 2
Answer: A
Question # 3
Answer: D
Question # 4
Answer: B
Question # 5
Answer: A

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