Navigating threat complexity

Global 2025 Cyber Risk Report

Executive Welcome

Welcome to Aon’s 2025 Global Cyber Risk Report, a study that follows a year of noteworthy systemic cyber events. This report stands alone in its ability to help businesses make better cyber risk decisions thanks to the unique way we have drawn together data and interpretation across critical cyber security controls, cyber events and the cyber insurance market —  globally and by region.

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01

Ransomware Payouts Decline Despite Growing Cyber Claims Frequency

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In 2024, cyber incidents were more frequent while ransomware remained a focal point. Understanding the evolving market dynamics and cyber risk landscape has never been more essential.

02

Cyber Risk Insurance Market Remains Buyer-Friendly

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Ample capacity and competition drove cyber risk insurance premiums lower in 2024. Learn how insurance is steering cyber risk preparedness and how to better manage large-scale systemic risks.

03

Raising a Red Flag: Cyber Risk Controls and Insurability

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As cyber risks dynamically change and threat actors shift their tactics, critical security — or red flag — controls can change. Find out how your organization compares in terms of cyber risk resilience.

04

Asia-Pacific’s Commitment to Cyber Security Pays Off

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Asia-Pacific’s cyber maturity continues to improve — in the face of considerable threat. Risk Leaders, therefore, should focus on geopolitical drivers of risk, a shifting regulatory environment, the impact of artificial intelligence and opportunities to help enhance risk capital protection.

05

Riding the Wave: EMEA Approaches Cyber Maturity

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With great volatility comes great cyber risk. Explore how a mix of security controls, cyber risk insurance and regulatory compliance can help your organization manage, mitigate and transfer cyber risk.

06

Cyber Risk is a Corporate Risk — Latin America Responds

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The Latin American region is maturing and the cyber insurance market is opening. Learn how businesses scored across critical cyber risks and assess your readiness to secure a cyber insurance policy in 2025.

07

North America - Cyber Risk Maturity Grows Amid Systemic Cyber Events

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Cyber risk insurance premiums declined as organizations invested in controls to manage large-scale systemic risk. It’s time to make the right decisions to ensure stability in a volatile cyber risk environment.

08

The Five Drivers That Can Help Mitigate Growing Reputation Risks

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As cyber risks dynamically change and threat actors shift their tactics, critical security — or red flag — controls can change. Find out how your organization compares in terms of cyber risk resilience.

09

A Highlight Year For Systemic Risk – And Single Point Of Failure Events

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Dealing with third parties involves real and unavoidable cyber risks. Capture insight into potential single points of failure and help protect your balance sheet against systemic risk.

10

Behind the Data: Better Decisions Facilitated Through Aon’s Cyber Broking Process

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Aon’s 2025 Cyber Risk Report leverages proprietary data from the Cyber Quotient Evaluation (CyQu), a patented global cyber e-submission platform, that helps streamline the insurance intake process and strengthens clients’ cyber risk management programs by delivering insights into exposures and insurability factors.

Chapter 1

Ransomware Payouts Decline Despite Growing Cyber Claims Frequency

In 2024, cyber incidents were more frequent while ransomware remained a focal point. Understanding the evolving market dynamics and cyber risk landscape has never been more essential.

Read Chapter 1