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ISA ISA-IEC-62443 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| How Cyberattacks Happen | - Case studies of industrial cyber incidents - Vulnerabilities in industrial systems - Cyber threats and attack vectors |
| Creating A Security Program | - Defining information security policy - Developing a long-term security program - Security management organization |
| Addressing Risk with Implementation Measures | - Access control principles - Industrial network architecture and segmentation - Zones and conduits model - Defense-in-depth strategy |
| Addressing Risk with Security Policy, Organization, and Awareness | - Security policies and procedures - Security awareness and training - Organizational security roles and responsibilities |
| Addressing Risk with Selected Security Counter Measures | - Virtual Private Networks (VPNs) - Patch management - Anti-virus and endpoint protection - Firewalls and network security devices |
| Validating or Verifying the Security of Systems | - Auditing and compliance - Security validation and verification techniques - Continuous improvement of security measures |
| Risk Analysis | - Risk management fundamentals - Risk and vulnerability analysis techniques - Cybersecurity risk assessment concepts |
| Understanding the Current Industrial Security Environment | - Current state of industrial control systems security - Convergence of IT and OT - Security challenges in OT environments |
| Monitoring and Improving the CSMS | - Security lifecycle management - Continuous monitoring of IACS cybersecurity - Incident detection and response |
ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions:
1. What caution is advised when using the vector approach to security levels?
A) Vector approaches eliminate the need for risk models.
B) Vector approaches are always more accurate than qualitative methods.
C) Vector values must align with the asset owner's risk matrix and risk appetite.
D) Vector values should be ignored if they do not match industry standards.
2. What are the two sublayers of Layer 2?
Available Choices (select all choices that are correct)
A) HIDS and NIDS
B) VLAN and VPN
C) LLC and MAC
D) OPC and DCOM
3. How should outreach be handled with product suppliers and service providers?
A) Asset owners should be informed about how to report vulnerabilities.
B) Only system integrators need to be informed about lifecycle support.
C) Patch management policies should be kept confidential from asset owners.
D) Communication should only occur after a system failure.
4. In terms of availability requirements, how do IACS and IT differ?
A) IACS tolerates occasional failures while IT does not.
B) Rebooting is never acceptable in IT but tolerated in IACS.
C) Continuous operation is expected in IT while scheduled operation is sufficient for IACS.
D) Both IACS and IT have the same availability requirements.
5. Security Levels (SLs) are broken down into which three types?
A) Target, capability, and achieved
B) Target, capacity, and availability
C) Target, capacity, and achieved
D) Target, capability, and availability
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: A |
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Armstrong 
Meredith 
Yves 
Yehudi 
Chasel 
Christ 
Berton 
Kitty 
Allen 
Mark 
Agnes 
Clement 
Burnell 
