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- Cyber security services, dedicated to safeguarding organisations in today’s digital landscape. We help monitor and manage your organisation’s security infrastructure 24/7, so you can make sure all threats and issues are dealt with.
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Protect & Manage
- Our managed security services act as an extension of your organisation and provide a team of security professionals to monitor cyber threats, defend your critical digital assets and react to security issues in real time.
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Detect & Respond
- We not only monitor for security breaches but also prepare for a breach and react swiftly if one occurs. By anticipating and simulating a range of scenarios, we ensure your digital systems are as resilient as possible.
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- Extended Detection & Response
- Incident Response & Assessments
- Compromise Assessments
Consultancy & Advisory
- Our professional cyber security consultation services help your organisation overcome its security challenges and advise on how best to enhance your security posture with a risk aligned approach.
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- Maturity and Transformation
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- vCISO
- Penetration Testing & Attack Simulation
- Data Privacy & Protection

Who We Are
- Since 2003 we’ve been at the forefront of delivering robust cyber security solutions to businesses across the UK. We provide dependable and advanced security measures to safeguard your business in the ever-evolving digital landscape.
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Resources
- Find the latest news, events, thought leadership articles, downloads and case studies from across the cyber security industry, all written by our experienced team of experts at Reliance Cyber.
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Contact us
- We’re always happy to answer your questions and set you on the path to better security. Plus, you can also sign up for a free 30 minute cyber security consultation.
Emergencies
- Are you experiencing a cyber security breach? Get our emergency phone number and find out how we can help you.

World-leading cyber security expertise since 2003

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Reliance Cyber and Google Cloud Security unite to transform cybersecurity for UK businesses

Reliance Cyber partners with Google Cloud Security to enhance cybersecurity solutions for UK businesses. This strategic alliance leverages advanced technology to simplify security, reduce costs, and provide critical data-driven insights, making sophisticated security accessible to all organisations.

Reliance Cyber named one of the “Sunday Times Best Places to Work”

We’re thrilled to share that Reliance Cyber has made the “Sunday Times Best Places to Work” list for 2024! Find out what makes us a great place to work and consider joining our team!

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Reliance Cyber, Delt Shared Services, and South West Cyber Resilience Centre host cybersecurity summit for Public Sector organisations.

Reliance Cyber, Delt Shared Services, and South West Cyber Resilience Centre host cybersecurity summit for Public Sector organisations.

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Lessons on detection and incident response from the field

Dive into the evolving world of cybersecurity, uncovering how the adoption of log analysis tools and advancements in technologies like SIEM, XDR, and SOAR are shaping the strategies for effective breach detection and incident response in the digital age.

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Security tooling: Security is not a tool. Tools don’t innovate.

Discover why relying solely on security tools isn’t enough to protect organisations from cyber threats. Learn the importance of integrating processes, skilled personnel, and a proactive approach to cyber security.

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2023 Cybersecurity recap: Critical breaches and 2024 strategy insights

Discover key cybersecurity insights from 2023, including major breaches and attacks, in the latest article, written by Reliance Cyber’s threat intelligence team.

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