ISA 62443 CYBERSECURITY FUNDAMENTALS EXAM IC32 REVIEW QUESTIONS AND ANSWERS, GRADED A+
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ISA
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ISA
ISA 62443 CYBERSECURITY FUNDAMENTALS EXAM IC32
REVIEW QUESTIONS AND ANSWERS, GRADED A+
What does ISA-62443 1-1 Cover? - -Basic Concepts and models related to cybersecurity. The
difference between IT and IACS, Defense-in-Depth and Security zones and conduits.
The difference between IT and IACS ...
1 ISA 62443 CYBERSECURITY FUNDAMENTALS EXAM IC32
REVIEW QUESTIONS AND ANSWERS, GRADED A+
What does ISA-62443 1-1 Cover? - ✅✅-Basic Concepts and models related to cybersecurity. The
difference between IT and IACS, Defense-in-Depth and Security zones and conduits.
The difference between IT and IACS - ✅✅-IACS Cybersecurity has to address issues of health, safety and
environment (HSE).
With IACS there are lives on the line - downtime/rebooting not acceptable.
COTS - ✅✅-Commercial off the shelf
Defence in Depth - ✅✅-Layered Security (order doesn't matter this is example):
Physical Security
Policies and Procedures
Zones & Conduits
Malware Prevention
Access Controls
Monitoring & Detection
Patching
Risk equation - ✅✅-Risk = Threat x Vulnerability x Consequence
5 Risk Responses - ✅✅-1. Design the risk out
2. Reduce the risk
3. Accept the risk
, 4. Transfer or share the risk
5. Redesign ineffective controls
What requires continuous operation, may not tolerate rebooting and may require certification after any
changes - ✅✅-IACS
What is Shodan? - ✅✅-Online service which has done a full port scan of the entire IPv4 Internet
What is a regulation? - ✅✅-Mandatory rules to follow
What is a standard? - ✅✅-Standards are voluntary codes for which there are no legal obligations to
comply. Possibility of getting sued if negligent
Normative standard? - ✅✅-Normative elements are indicated by the use of the words "shall" or "must"
Informative standard? - ✅✅-The informative
elements provide clarification or additional information like guidelines
What is ISA99? - ✅✅-Committee that makes standards across industries
What are the 4 work product organization (Groups) of the ISA 62443 standards? - ✅✅-1. General
2. Policies & Procedures
3. System
4. Component
Are TRs normative or informative? - ✅✅-Informative
ISA-62443-1-1 - ✅✅-Concepts and Models
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