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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Security Operations & Incident Response | 20% | - Cybersecurity Management System (CSMS) - Monitoring, maintenance and continuous improvement - Incident handling and response processes |
| Topic 2: Industrial Network Security | 30% | - Industrial protocols security - Network segmentation and security architecture - Threats, vulnerabilities and risk assessment |
| Topic 3: Industrial Automation and Control Systems (IACS) Overview | 15% | - Differences between IT and OT security - IACS components, architectures and protocols - Cybersecurity importance in industrial environments |
| Topic 4: Access Control & Identity Management | 15% | - User authentication and authorization - Role-based access control - Security policies and procedures |
| Topic 5: Security Fundamentals & ISA/IEC 62443 Framework | 20% | - Foundational security requirements - Zones and conduits model - Structure and parts of ISA/IEC 62443 standards - Core security principles: CIA triad, defense-in-depth |
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NEW QUESTION # 32
What do the tiers in the NIST CSF represent?
Answer: B
NEW QUESTION # 33
Which U.S. Department is responsible for the Chemical Facility Anti-Terrorism Standards (CFATS)?
Answer: A
Explanation:
The Chemical Facility Anti-Terrorism Standards (CFATS) are managed and enforced by the U.S. Department of Homeland Security (DHS), specifically through the Cybersecurity and Infrastructure Security Agency (CISA).
"CFATS is a DHS regulatory program focused on security at high-risk chemical facilities to prevent terrorist exploitation of chemicals of interest."
- Department of Homeland Security, CFATS Program Overview
These standards require facilities to perform vulnerability assessments and implement site security plans, aligning with principles from frameworks like ISA/IEC 62443.
References:
DHS - CFATS Program Summary
ISA/IEC 62443-2-1 - Alignment with U.S. regulatory programs
NEW QUESTION # 34
Which is the PRIMARY responsibility of the network layer of the Open Systems Interconnection (OSI) model?
Available Choices (select all choices that are correct)
Answer: C
Explanation:
The primary responsibility of the network layer of the Open Systems Interconnection (OSI) model is to forward packets, including routing through intermediate routers. The network layer is the third layer from the bottom of the OSI model, and it is responsible for maintaining the quality of the data and passing and transmitting it from its source to its destination. The network layer also assigns logical addresses to devices, such as IP addresses, and uses various routing algorithms to determine the best path for the packets to travel.
The network layer operates on packets, which are units of data that contain the source and destination addresses, as well as the payload. The network layer forwards packets from one node to another, using routers to switch packets between different networks. The network layer also handles host-to-host delivery, which means that it ensures that the packets reach the correct destination host.
The other choices are not correct because:
* B. Gives transparent transfer of data between end users. This is the responsibility of the transport layer, which is the fourth layer from the bottom of the OSI model. The transport layer provides reliable and error-free data transfer between end users, using protocols such as TCP and UDP. The transport layer operates on segments, which are units of data that contain the source and destination port numbers, as well as the payload. The transport layer also handles flow control, congestion control, and multiplexing.
* C. Provides the rules for framing, converting electrical signals to data. This is the responsibility of the data link layer, which is the second layer from the bottom of the OSI model. The data link layer provides the means for transferring data between adjacent nodes on a network, using protocols such as Ethernet and WiFi. The data link layer operates on frames, which are units of data that contain the source and destination MAC addresses, as well as the payload. The data link layer also handles error detection, error correction, and media access control.
* D. Handles the physics of getting a message from one device to another. This is the responsibility of the physical layer, which is the lowest layer of the OSI model. The physical layer provides the means for transmitting bits over a physical medium, such as copper wire, fiber optic cable, or radio waves. The physical layer operates on bits, which are the smallest units of data that can be either 0 or 1. The physical layer also handles modulation, demodulation, encoding, decoding, and synchronization.
References:
* The OSI Model - The 7 Layers of Networking Explained in Plain English1
* Network Layer in OSI Model2
* OSI model3
NEW QUESTION # 35
What does ISASecure primarily focus on?
Answer: D
Explanation:
ISASecure is a conformity assessment scheme developed under the ISA Security Compliance Institute (ISCI), an affiliate of ISA. Its primary focus is the certification of IACS (Industrial Automation and Control System) products, systems, and supplier processes for cybersecurity. The program's aim is to facilitate and ensure the cybersecurity of automation and control systems by certifying that products and systems meet the requirements set forth in the ISA/IEC 62443 standards. ISASecure offers certifications such as ISASecure EDSA (Embedded Device Security Assurance), SSA (System Security Assurance), and CSA (Component Security Assurance), all of which are tightly mapped to the 62443 series requirements.
Reference: ISA/IEC 62443-4-2:2019, Section 1; ISASecure Certification Program Description, 2024.
NEW QUESTION # 36
What is the FIRST step required in implementing ISO 27001?
Available Choices (select all choices that are correct)
Answer: D
NEW QUESTION # 37
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