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The OT Cyber Risk
Knowledge Center

Everything you need to understand and quantify OT cyber risk: practical frameworks, FAQs, a complete glossary and ready-to-use assets for CISOs, risk managers and underwriters.

FAQs

Quick answers to the questions our team hears most often.
Articles

In-depth guides on OT cyber risk, frameworks and best practices.
Downloable Assets

Checklists, templates and frameworks ready to put to work.
Glossary

Clear definitions for every term across OT cybersecurity and risk.

Start with the fundamentals of OT cyber risk, then specialize by role.

Every path builds on the same foundation in industrial cyber risk management and branches into the content your role needs — or skip ahead and explore all articles below.

THREE DIFFERENT PATHS
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SECURITY OPERATIONS
OT Cyber Risk 101

Understand why OT cyber risk is structurally different from IT — then learn how to quantify it in financial terms your CFO and board will act on.

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FINANCE
Quantify Your OT Risk

Translate cyber risk into expected annual loss, dollar-value scenarios and OT security investment ROI — the language your board already speaks.

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INSURANCE
Industrial Cyber Insurance

Why OT risk is so hard to price for insurers — and how actuarial cyber risk quantification finally makes industrial cyber insurable.

See every resource, organized by role

Explore the full library

Articles on OT cyber risk quantification, IEC 62443, MITRE ATT&CK for ICS and other frameworks — practical insights to strengthen your industrial cyber risk management program.

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All these articles may have raised questions. Find your answers.
Browse FAQs
What is OT cyber risk quantification and why does it matter?OT Cyber Risk QuantificationWhat is DeRISK CRQ?What is DeRISK UWA Agentic?What does OT risk management mean in practice?What is DeRISK QVM?What is Agentic AI and how is it different from generative AI?How is OT cyber risk quantification different from IT cyber risk quantification?Why can't OT environments simply adopt IT security practices?How does DeRISK CRQ collect data about a facility?Who is DeRISK UWA Agentic designed for?What is NIST CSF and is it appropriate for OT environments?Why is traditional vulnerability management inadequate for OT environments?What does a multi-agent architecture mean and why does it produce better results than a single model?What does "inside-out" data mean in the context of OT risk quantification?What is the relationship between OT risk management and cyber insurance?How does DeRISK QVM rank vulnerabilities differently from CVSS?How does the five-agent pipeline work?What is RAG (Retrieval Augmented Generation) and why does it matter for industrial cyber insurance?What is IEC 62443 and why was it developed specifically for industrial environments?What financial outputs does DeRISK CRQ produce?How should OT risk be prioritized when resources are limited?What is the "Sound of Silence" methodology and why does it matter?What is the "Sound of Silence" principle and why can't generic AI replicate it?What does "outside-in" data mean and why is it necessary?What is MITRE ATT&CK for ICS and how does it differ from the Enterprise matrix?What sectors and environments does DeRISK CRQ support?What does "constraint-aware sequencing" mean?Why can't you just use CVSS scores to quantify OT cyber risk?What is the role of asset inventory in OT risk management? What is OT cyber risk quantification and why does it matter?OT Cyber Risk QuantificationWhat is DeRISK CRQ?What is DeRISK UWA Agentic?What does OT risk management mean in practice?What is DeRISK QVM?What is Agentic AI and how is it different from generative AI?How is OT cyber risk quantification different from IT cyber risk quantification?Why can't OT environments simply adopt IT security practices?How does DeRISK CRQ collect data about a facility?Who is DeRISK UWA Agentic designed for?What is NIST CSF and is it appropriate for OT environments?Why is traditional vulnerability management inadequate for OT environments?What does a multi-agent architecture mean and why does it produce better results than a single model?What does "inside-out" data mean in the context of OT risk quantification?What is the relationship between OT risk management and cyber insurance?How does DeRISK QVM rank vulnerabilities differently from CVSS?How does the five-agent pipeline work?What is RAG (Retrieval Augmented Generation) and why does it matter for industrial cyber insurance?What is IEC 62443 and why was it developed specifically for industrial environments?What financial outputs does DeRISK CRQ produce?How should OT risk be prioritized when resources are limited?What is the "Sound of Silence" methodology and why does it matter?What is the "Sound of Silence" principle and why can't generic AI replicate it?What does "outside-in" data mean and why is it necessary?What is MITRE ATT&CK for ICS and how does it differ from the Enterprise matrix?What sectors and environments does DeRISK CRQ support?What does "constraint-aware sequencing" mean?Why can't you just use CVSS scores to quantify OT cyber risk?What is the role of asset inventory in OT risk management?
How is the risk model calibrated and what makes it defensible?How does DeRISK QVM integrate with existing OT security tools?What questionnaire formats does DeRISK UWA Agentic support?How do Agentic AI systems handle uncertainty and avoid hallucination?What is NIST SP 800-82 and how does it relate to IEC 62443?How does QVM help CISOs communicate with CFOs?What financial outputs should OT risk quantification produce?Is ISO 27001 sufficient for industrial environments?How do you manage OT cyber risk across a portfolio of facilities?How does DeRISK CRQ support investment prioritization?How does DeRISK UWA Agentic handle the OT-specific complexity that generic AI tools miss?What are the levels of AI autonomy and where does DeRISK UWA Agentic sit?What is bottom-up portfolio risk aggregation and why does it matter for industrial operators?What is the IT/OT boundary and why is it the most critical risk surface?How does DeRISK CRQ handle the challenge of limited OT incident data?What governance framework outputs does DeRISK QVM produce?What does the actuarial output look like?How does DeRISK UWA Agentic ensure its AI outputs are auditable and explainable?What is NERC CIP and who does it apply to?How does OT cyber risk quantification support cyber insurance decisions?How does DeRISK CRQ support peer benchmarking?How does DeRISK QVM handle end-of-life assets?How does DeRISK UWA Agentic protect customer data?What is NIS2 and which organizations does it affect?How does OT risk management change as environments become more connected?How does DeRISK UWA Agentic use Cyber Threat Intelligence (CTI) in real time?What does good OT risk governance look like at the board level?What does the deployment process for DeRISK CRQ look like?Is DeRISK QVM a standalone product or does it require DeRISK CRQ?How does DeRISK UWA Agentic integrate with existing underwriting systems? How is the risk model calibrated and what makes it defensible?How does DeRISK QVM integrate with existing OT security tools?What questionnaire formats does DeRISK UWA Agentic support?How do Agentic AI systems handle uncertainty and avoid hallucination?What is NIST SP 800-82 and how does it relate to IEC 62443?How does QVM help CISOs communicate with CFOs?What financial outputs should OT risk quantification produce?Is ISO 27001 sufficient for industrial environments?How do you manage OT cyber risk across a portfolio of facilities?How does DeRISK CRQ support investment prioritization?How does DeRISK UWA Agentic handle the OT-specific complexity that generic AI tools miss?What are the levels of AI autonomy and where does DeRISK UWA Agentic sit?What is bottom-up portfolio risk aggregation and why does it matter for industrial operators?What is the IT/OT boundary and why is it the most critical risk surface?How does DeRISK CRQ handle the challenge of limited OT incident data?What governance framework outputs does DeRISK QVM produce?What does the actuarial output look like?How does DeRISK UWA Agentic ensure its AI outputs are auditable and explainable?What is NERC CIP and who does it apply to?How does OT cyber risk quantification support cyber insurance decisions?How does DeRISK CRQ support peer benchmarking?How does DeRISK QVM handle end-of-life assets?How does DeRISK UWA Agentic protect customer data?What is NIS2 and which organizations does it affect?How does OT risk management change as environments become more connected?How does DeRISK UWA Agentic use Cyber Threat Intelligence (CTI) in real time?What does good OT risk governance look like at the board level?What does the deployment process for DeRISK CRQ look like?Is DeRISK QVM a standalone product or does it require DeRISK CRQ?How does DeRISK UWA Agentic integrate with existing underwriting systems?

OT Cybersecurity Reference Tools

Checklists, threat matrices and compliance roadmaps your team can use today — no signup, no setup.

OT Security Readiness Checklist

23 audit points covering the six OT security controls that most reduce cyber financial loss, with a scoring guide to gauge your industrial environment's security maturity.

Download

From ATT&CK to AEL: The OT Cyber Impact-to-Loss Reference

A technical reference that maps MITRE ATT&CK's Impact tactics to the financial losses they cause, showing how DeRISK turns attack paths into Annual Expected Loss (AEL) and Value at Risk (VaR) figures.

Download

IEC 62443 Implementation Plan

A practical, 7-stage roadmap that walks asset owners through implementing IEC 62443 — from scoping through ISASecure ACSSA conformity assessment — with quantified-risk guidance for funding each stage.

Download

Explore the full collection

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From learning to action

Each path connects to the DeNexus cyber risk quantification platform — see how CRQ, QVM and UWA turn OT cyber risk into financial outputs your team can act on.

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DeRISK CRQ For OT Security Teams

OT Cyber Risk Quantification

Translates your industrial cyber exposure into Annual Expected Loss and Value at Risk — financial outputs built for board-level cyber risk reporting.

DeRISK CRQ
See DeRISK CRQ →
DeRISK QVM For Risk Managers

OT Vulnerability & Risk Management

Prioritizes every vulnerability by the expected loss reduction it produces per dollar of investment — true OT vulnerability prioritization, not just a CVSS score.

DeRISK QVM
See DeRISK QVM →
DeRISK UWA For Underwriters

AI-Native Industrial Cyber Underwriting

Five specialist AI agents take an industrial cyber risk underwriting submission from intake to actuarial output — agentic AI underwriting, binding-ready in 10–20 minutes.

DeRISK UWA
See UWA Agentic →

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