Industrial Control System (ICS): Zones & Security Model

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of the following statements is true about the cell security zone in an industrial control system?

I.) Activities such as site business planning, logistics take place in this zone

II.) This zone connects systems and devices at level 0 to level 3

III.) Area supervisory control, basic control and physical process take place in this zone

IV.) This is high risk area and prone to frequent cyber attacks

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1.

Arrange the following in the increasing order of risk of cyber-attacks in an industrial control system.

I.) enterprise security zone

II.) cell security zone

III.) manufacturing security zone

2.

Which of the following is a characteristic of the control tier in a three-tiered security model for ICS?

I.) Systems in this tier control production processes and are subjected to strict timelines.

II.) Systems and devices in this tier monitor and control the site wide operations.

III.) Business systems, business networks and connectivity to internet are part of this tier.

IV.) Systems in this tier are responsible for control of the physical processes.

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About This Quiz & Worksheet

This quiz and worksheet set can help you assess your knowledge of industrial control system security. You will be quizzed on vulnerabilities and zone security in industrial control systems.

Quiz & Worksheet Goals

This quiz tests you on the following topics:

  • Cell security zones in an industrial control system
  • Order of risk from cyber attack among industrial control system zones
  • Characteristic(s) of the control tier in an ICS security model
  • Application of cyber security solutions
  • Vulnerability of an industrial control system enterprise security zone

Skills Practiced

  • Reading comprehension- ensure that you draw important information from the related ICS security lesson
  • Defining key concepts- ensure that you can accurately define characteristics of the various ICS zones
  • Information recall- access the knowledge you've gained regarding industrial security

Additional Learning

To learn more about industrial control system security, review the accompanying lesson called Industrial Control System (ICS): Zones & Security Model. This lesson addresses the following:

  • Interconnections and interdependence of various components in an ICS
  • The Purdue Enterprise Reference Architecture (PERA)
  • An application of the ICS model to a specific industry
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