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Exam Cybersecurity Fundamentals Specialist All Questions

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Exam Cybersecurity Fundamentals Specialist topic 1 question 33 discussion

Actual exam question from ISA's Cybersecurity Fundamentals Specialist
Question #: 33
Topic #: 1
[All Cybersecurity Fundamentals Specialist Questions]

Which is the PRIMARY reason why Modbus over Ethernet is easy to manage in a firewall?

  • A. Modbus uses a single master to communicate with multiple slaves using simple commands.
  • B. Modbus is a proprietary protocol that is widely supported by vendors.
  • C. Modbus uses explicit source and destination IP addresses and a single known TCP port.
  • D. Modbus has no known security vulnerabilities, so firewall rules are simple to implement.
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Suggested Answer: C 🗳️
by Evan7557 at Oct. 12, 2023, 10:19 a.m.

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Evan7557
1 year, 1 month ago
Answer C
upvoted 1 times
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