Cyber risk modeling for insurers

The evolving nature of cyber risk is transforming the (re)insurance sector. In a fast-evolving threat landscape where data breaches, ransomware, and cybersecurity incidents are incurring unprecedented cyber losses and reputational harm, new approaches to risk management will be essential to help insurers capitalize on unprecedented growth opportunities and better manage cyber exposure.

Moody’s is a leader in delivering consistent cyber insurance risk quantification and pricing, with deep insights into both frequent and severe cyber risks. Our cyber risk modeling capabilities can help reinsurers accurately capture tail risk, diversify portfolios, and make more informed strategic decisions. 

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How we help

Understand the cyber threat landscape

Define various threat-actor profiles, motivations, resources, skills, and methods of operation.

Use attack vectors and loss mechanisms

Classify cyber loss processes, including their scalability, and determine the event size and footprint.

Analyze technology stack

Capture software families’ usage and reliance across industry sectors and company sizes.

Assess a business's cyber vulnerabilities

Analyze susceptibility to specific cyber events, considering both human and IT vulnerabilities and defenses.

Quantify, manage, and protect assets

Track the value of key revenue-dependent digital processes, data, and financial assets at risk.

Manage liabilities and minimize insurance losses

Calculate insurance losses considering coverage limits and deductible information.


Moody's Cyber Model

Unlock a sophisticated data-driven framework to analyze complex exposures and quantify systemic loss potential.


Who we help

01 Portfolio managers

Portfolio managers

Optimize portfolio steering and enhance diversification by leveraging detailed analyses at various levels such as coverage, account, portfolio, summary, or treaty. An extensive global database with over 20 million companies allows for thorough evaluation of potential security threats, risk profiles, and impacts.

02 Underwriters

Underwriters

Gain in-depth insights into key event risk drivers through comprehensive analysis of IT and cyber-physical perils, supported by year loss tables (YLTs), year event loss tables (YELTs), and exceedance probability (EP) curves. Tailor your analysis to align with your underwriting standards and pricing strategies to help gain a competitive edge in the complex cyber risk landscape.

03 Risk managers

 Risk managers

Enhance your management of capital requirements and design effective risk transfer mechanisms. Our advanced risk framework models the real-world physics and dynamics of the cyber digital ecosystem, providing an insightful view of potential security threats and cyberattacks. By identifying key risk drivers and aggregation points, our model informs strategic decision-making in risk transfer and capital allocation.


Case studies

The keys to building a cyber risk ecosystem: A Beazley story
Expanding the market for cyber risk: An AXIS Capital story

A framework to understand cyber risk: A Gallagher Re story
Pioneering the Cyber Cat bond market: A Beazley story

Innovations in cyber risk modeling: An Aon story

News and views

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case study
Moody's Ali Afsar: More cyber cat bond transactions and increased maturity reducing cyber modelling scepticism

The increasing amount of cyber catastrophe bond transactions and growing maturity of the cyber peril means scepticism around cyber modelling is reducing, Ali Afsar, director, product manager for cyber solutions at Moody's Analytics has said.

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Congratulations to Moody's Corporation, named Cyber Insurance Risk-Modelling Technology Provider of the Year.

Judges Comment: Moody’s Cyber Risk Model quantifies cyber catastrophe and systemic risk to aid insurers with underwriting, providing a richer, layered view of portfolio exposure through coverage, placement, and portfolio management workflows.

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Understanding insured losses from the October AWS cloud outage

The Amazon Web Services (AWS) cloud outage at its US-East-1 region, which emerged in the early hours Eastern Time (ET) on Monday, October 20, had widespread and sudden consequences for companies and organizations increasingly reliant on their cloud services.

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Weak Artificial Intelligence governance poses growing risk of data breaches

Moody’s 2025 Cyber Survey shows companies face rising dangers as AI tools become embedded in business operations.

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Key cyber insurance takeaways from Asia-Pacific: Addressing unique challenges with innovative models

The cyber insurance landscape in the Asia-Pacific (APAC) region is transforming. With less than 10% of global cyber insurance gross written premiums (GWP) currently, but with a growing digital economy and increasing reliance on technology, insurers see significant growth potential in the region.

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Moody’s RMS Cyber Solutions version 9.0: A major leap in cyber risk modeling powered by Bitsight

As cyber risk continues to escalate in scale and complexity, to help the growing cyber insurance market understand the risk in its broadest sense, Moody’s is proud to announce a major milestone in our cyber modeling capabilities with the upcoming release of Moody’s RMS Cyber Solutions Version 9.0.

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Fortifying risk management with advanced cybersecurity analytics: A Moody’s and Bitsight partnership

As organizations grow and their interactions with third-party entities intensify, they expose themselves to a broader spectrum of cyber threats. This coupled with digital transformation has brought cyber risk to the forefront. Cyber threats are not just IT challenges; they can inflict substantial damage across financial, technical, reputational, and operational facets of a business. Recognizing and mitigating the spectrum of cyber risks is crucial, and it's essential for you to gain visibility into your organization’s cyber risk exposure across the broader business ecosystem.

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An analytics-led approach to cyber intelligence

Gallagher Re uses Moody’s RMS™ models to improve cyber risk assessment, focusing on ransomware and cloud downtime. Its analytics-led approach aims to attract new capital and support market growth, offering robust cyber re/insurance solutions.

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Exploring cyber accumulation risk: Leveraging Moody’s event catalog to navigate RDS scenarios

The evolving cyber landscape necessitates a deep understanding of cyber accumulation risk. Beazley, Munich Re, and Gallagher Re's whitepaper, leveraging the MITRE ATT&CK framework, offers insights into managing risk from extreme malware events. 

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Cyber insurance: Moody’s RMS Version 8 offers increased maturity for risk analysis

Cyber insurance risks surged amid the Covid-19 pandemic, with premium hikes followed by stabilization due to better cybersecurity. Although cyber threats continue to challenge insurers, Moody’s Cyber Solutions Version 8 aids in risk modeling.

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First cyber cat bonds a watershed moment: Moody’s video interview

The successful issuance of the first full cyber catastrophe bonds in late 2023 was a watershed moment and the role of risk models in helping insurance-linked securities investors get up to speed on what is still a relatively new peril to the ILS sector was key, executives at Moody’s RMS told us in an Artemis Live video interview.

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Moody's provides modeling support to Beazley's $140 million cyber catastrophe bond

The bond is specifically crafted to provide coverage for catastrophic and systemic cybercrime events with a low probability of occurrence.

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Moody’s launches Cyber Industry Steering Group to facilitate growth potential of the global cyber insurance market

Munich Re, Gallagher Re, and Bitsight join as founding members of the Cyber Industry Steering Group.

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Moody’s and BitSight partner to create integrated cybersecurity risk platform

Moody’s Corporation (NYSE:MCO) and BitSight today announced a significant investment by Moody’s, further enhancing BitSight’s offerings and capabilities, to create a comprehensive, integrated, industry-leading cybersecurity risk platform. This transaction reflects the increasing strategic, financial, and operational impact of cyber risk to organizations and markets.

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Cyber and the war exclusion

Cuthbert Heath's insurance innovations adapted from World War I to modern cyberattacks like NotPetya. Legal debates over the definition of “war” affect coverage, emphasizing the challenge of insuring state-sponsored cyber risks.

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Implications of the WannaCry cyber-attack for insurance

The WannaCry cyberattack spread malware globally, affecting 300,000 machines in 150 countries. RMS monitors such risks and updates on impacts, highlighting the systemic nature of cyber threats and the importance of cybersecurity measures.

Cyber insurance awards europe 2026
Chartis RiskTech100 2026 award
Chartis RiskTech100 2026 Moody's Insurance award
Insurance ERM Americas Awards 2025 Winner Catastrophe risk
Chartis Quantitative Analytics 50 2025 #1
Insurance ERM Americas Awards 2025 Winner Stress scenarious
Chartis RiskTech AI50 2025 - Moody's AI-Driven Property Risk Analytics
Insurance ERM CRSA Awards 2025 winner UK & Europe  Economic scenario
Chartis RiskTech AI50 2025 - Moody's AI-Driven Insurance Risk Analytics
Insurance ERM CRSA Awards 2025 winner Americas Economic scenario
Insurance ERM CRSA Awards 2025 winner UK & Europe Catastrophe risk
Insurance ERM CRSA Awards 2025 winner UK & Europe IFRS 17

Why Moody's?

Over 150 insights per day

Over 150 insights per day

More than 50 data sources

More than 50 data sources

Over 200,000 articles

Over 200,000 articles

Covering more than 128 countries

Covering more than 128 countries

Including insights on over 900 threat actors

Including insights on over 900 threat actors

Millions of cyber incidents (including DDoS)

Millions of cyber incidents (including DDoS)


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Speak to our team

Interested in learning more about our offerings? Our solutions specialists are ready to help.