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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Industrial Automation and Control Systems (IACS) Overview | 15% | - Cybersecurity importance in industrial environments - Differences between IT and OT security - IACS components, architectures and protocols |
| Topic 2: Security Fundamentals & ISA/IEC 62443 Framework | 20% | - Core security principles: CIA triad, defense-in-depth - Structure and parts of ISA/IEC 62443 standards - Zones and conduits model - Foundational security requirements |
| Topic 3: Industrial Network Security | 30% | - Threats, vulnerabilities and risk assessment - Network segmentation and security architecture - Industrial protocols security |
| Topic 4: Access Control & Identity Management | 15% | - Security policies and procedures - Role-based access control - User authentication and authorization |
| Topic 5: Security Operations & Incident Response | 20% | - Incident handling and response processes - Monitoring, maintenance and continuous improvement - Cybersecurity Management System (CSMS) |
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NEW QUESTION # 67
Which is the PRIMARY reason why Modbus over Ethernet is easy to manaqe in a firewall?
Available Choices (select all choices that are correct)
Answer: C
NEW QUESTION # 68
What does Foundational Requirement 6 (FR 6) - Timely Response to Events (TRE) require?
Answer: B
Explanation:
Foundational Requirement 6 (FR 6), Timely Response to Events (TRE), as described in ISA/IEC 62443-3-3, requires that the system detect and respond to security-relevant events, including notifying the proper authority or personnel about security violations in a timely manner. This enables rapid incident response, containment, and recovery actions, all of which are critical to minimizing damage.
Reference: ISA/IEC 62443-3-3:2013, Section 4.3.3.6 (FR 6: Timely Response to Events).
NEW QUESTION # 69
Which is the BEST practice when establishing security zones?
Available Choices (select all choices that are correct)
Answer: B
NEW QUESTION # 70
During the operation of an IACS, who is responsible for executing the Security Protection Scheme (SPS) process measures and responding to emerging risks?
Answer: B
Explanation:
ISA/IEC 62443 clearly assigns operational cybersecurity responsibility to the asset owner. During the Operate and Maintain phase of the IACS lifecycle, the asset owner is accountable for ensuring that cybersecurity controls are executed, monitored, and adapted as risks evolve.
Step 1: Definition of the SPS
IEC 62443-2-2 defines the Security Protection Scheme (SPS) as a documented set of technical, procedural, and physical measures selected to manage cybersecurity risk. While other parties may contribute to its design or implementation, execution during operation is the asset owner's responsibility.
Step 2: Operational accountability
ISA/IEC 62443-2-1 establishes that the asset owner must operate and maintain the IACS security program, including incident handling, vulnerability management, patching, monitoring, and response to emerging threats.
Step 3: Why other roles are incorrect
* Product vendors are responsible for product security, not operational risk response.
* System integrators support design and implementation, not ongoing ownership.
* External auditors assess compliance but do not execute controls.
Step 4: Risk ownership principle
Because the asset owner bears the consequences of downtime, safety incidents, and regulatory impact, the standard assigns them responsibility for executing SPS measures and responding to new risks.
Therefore, Option A is correct.
NEW QUESTION # 71
What do the tiers in the NIST CSF represent?
Answer: A
Explanation:
In the NIST Cybersecurity Framework (CSF), "tiers" represent the degree to which an organization's cybersecurity risk management practices exhibit the characteristics defined in the framework (such as risk awareness, repeatability, and adaptability). Tiers range from Partial (Tier 1) to Adaptive (Tier 4) and describe the organization's overall cybersecurity maturity or profile.
Reference: NIST CSF v1.1, Section 2.2 ("Framework Implementation Tiers"); ISA/IEC 62443-1-1:2007, Section 4.2.7.
NEW QUESTION # 72
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