Which products should an engineer leverage to implement a complete cybersecurity solution in secondary substations'?

Question

Options

• Ahardware (IR1101) and software (Cyber Vision)
• Bhardware (ISA3000) and software (FND)
• Chardware (IW6300) and software (IND)
• Dhardware (ISA3000) and software (Cyber Vision)

• A
  9% (5)
• B
  4% (2)
• C
  5% (3)
• D
  82% (45)

Explanation

Option D is correct because the Cisco ISA3000 (Industrial Security Appliance 3000) is a purpose-built hardware firewall/IDS specifically designed for industrial environments like electrical substations - it meets IEC 62443 standards and handles harsh substation conditions. Paired with Cisco Cyber Vision, an OT security software that delivers deep visibility into industrial network assets, detects threats, and monitors ICS/SCADA traffic, these two products form a complete cybersecurity solution tailored to substation use cases.

Why the distractors fail:

• A (IR1101 + Cyber Vision): The IR1101 is an industrial router, not a security appliance - it handles connectivity, not active threat inspection at a substation perimeter.
• B (ISA3000 + FND): FND (Field Network Director) is a network management platform for IoT/field devices, not a cybersecurity visibility/threat detection tool.
• C (IW6300 + IND): The IW6300 is an industrial wireless access point, and IND (Industrial Network Director) is a network management tool - neither addresses cybersecurity.

Memory tip: Think "ISA = Industrial Security Appliance" (the hardware does the securing) and "Cyber Vision = see the threats" (the software gives you visibility). Security hardware + security-focused software = complete solution. Any option mixing in routers, wireless APs, or management platforms is mixing security with non-security tools.

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