GIAC Response and Industrial Defense (GRID) 認定 GRID 試験問題:

1. What is the benefit of integrating tactical, operational, and strategic threat intelligence in ICS environments?

A) It reduces the cost of ICS systems
B) It increases employee satisfaction
C) It provides a comprehensive view of both immediate and long-term threats, allowing for more effective decision-making
D) It eliminates the need for network monitoring

2. Why is it important to maintain real-time visibility into ICS assets?

A) To quickly identify and respond to any changes or anomalies in the network
B) To monitor employee productivity
C) To reduce system latency
D) To increase system uptime

3. What is a critical challenge in performing digital forensics in ICS environments?

A) Integration with cloud services
B) Availability of automatic tools
C) Lack of regulatory requirements
D) The complexity and diversity of ICS systems

4. Which of the following best describes the importance of network segmentation in ICS environments for asset visibility?

A) It reduces the need for regular updates
B) It improves system performance
C) It increases network traffic
D) It helps identify and isolate devices within specific network segments for better security monitoring

5. A manufacturing plant that relies on ICS systems for its production line receives an alert indicating that unauthorized access was attempted on one of its programmable logic controllers (PLCs).
What should be the first steps in handling this situation using active defense principles?

A) Shut down the entire production line immediately
B) Ignore the alert and continue production
C) Reset all passwords for the entire ICS system without investigation
D) Review the system logs, investigate the unauthorized access attempt, isolate the PLC from the network, and enhance access controls to prevent further attempts

質問と回答：