The ESET 2026 SMB
Cyber Risk Report

UK SMBs are on the brink of a security shake up. New cybersecurity landscape are putting firms at greater risk of an incident. Read the report or talk to an expert to find out how our MDR or MSP services can help reduce the risk.

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Smaller businesses. Same threats.

Cyber threats are becoming ever more sophisticated and with no sign of slowing down, the big question is, are UK SMBs equipped to deal with them? From AI -powered attacks, geopolitical tensions, ransomware and phishing the risks are overwhelming.

While cyber budgets are increasing, many businesses are still vulnerable to even the most common forms of attacks according to our latest research.

Download the ESET 2026 SMB Cyber Risk Report to discover the biggest security challenges facing UK SMBs, where businesses are investing and the practical steps every business can take to strengthen cyber resilience.

What's inside?

Based on research with 500 UK SMB cybersecurity decision-makers, our report uncovers:

The current state of cybersecurity across UK SMBs

The biggest threats businesses expect over the next 12 months

Why phishing, weak passwords and unpatched vulnerabilities continue to succeed

How AI is changing both cyberattacks and cyber defence

The impact of the cybersecurity skills shortage

Where businesses are increasing security investment

The growing role of cyber insurance and managed security services

Five practical actions every SMB can take to improve resilience

Key findings

49%

of UK SMBs experienced a cyber incident in the last 12 months

81%

believe cyber warfare and global conflicts pose a real threat to their business

55%

expect their cybersecurity budgets to increase next year

86%

still don't outsource any part of their cybersecurity through MDR or managed security services

UK SMBs remain a prime target

UK SMBs contribute £2.8 trillion to the private sector economy, making them an increasingly attractive target for cybercriminals.

Our research found that most successful attacks are still caused by preventable issues, including:

  • Phishing attacks
  • Unpatched vulnerabilities
  • Weak passwords
  • Lack of security monitoring

While new threats dominate the headlines, many businesses are still struggling with the fundamentals.

Is your business prepared?

The report explores how UK SMBs are responding to:

  • AI-powered cyber threats
  • Ransomware and malware
  • Cloud security risks
  • Nation-state attacks
  • Cyber skills shortages
  • Compliance and cyber insurance requirements

 

You'll also discover how using employee awareness training, cloud security, managed detection and response (MDR) and cybersecurity partners will improve protection.

Expert insight

"If businesses can't plug simpler security gaps before they are caught up in this brave new world of AI-powered, nation state-backed attacks, threat actors have an open invitation to breach UK SMBs and grind the nation to a halt."

Matt Knell
UK Country Manager, ESET

Five steps to strengthen your cyber resilience

The report concludes with practical recommendations to help your business:

Strengthen cybersecurity fundamentals

Improve cyber awareness across your workforce

Prepare for AI-driven threats

Gain leadership buy-in for cyber resilience

Build 24/7 protection with managed security services

Learn how UK SMBs are adapting to today's evolving cyber threat landscape and what your business should do next.

This report is based on independent research commissioned by ESET and conducted by Go4Insight. The study surveyed 500 UK cybersecurity decision-makers from businesses with 25–1,000 endpoints during February 2026.