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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.
- Overview
- Managed SASE Services
- Managed Infrastructure Services
- Cyber Engineering
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.
- Overview
- Extended Detection & Response (XDR)
- Cyber Incident Response Services
- 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.
- Overview
- Maturity and Transformation
- Compliance
- 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.
- About Us
- Partners
  - Our Google Partnership
  - Vendor Licensing Terms & Agreements
- Join Us
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.
- Case Studies
- Research & Thought Leadership
- News & Events
- Technical Blogs
- Resource Hub

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

XDR

NCSC Certifies Reliance Cyber to Help UK Organisations Strengthen Cyber Crisis Readiness.

Reliance Cyber has been formally recognised as the first UK-based partner to be listed under Google Cloud’s new Managed Security Services Provider (MSSP) programme, following successful completion of a rigorous capability assessment.

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Reliance Cyber shortlisted for Best Managed Security Service at SC Awards Europe 2025

London, 30th April 2025 — Reliance Cyber has been named a finalist for Best Managed…

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Reliance Cyber is exhibiting at CYBERUK 2025 – Meet Us in Manchester

We are excited to announce that Reliance Cyber will be exhibiting at CYBERUK 2025, taking…

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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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