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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 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.
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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.
- 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

News and Events

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…

CYBERUK BANNER to promote event attendance

Former Paolo Alto VP James Lee Joins Reliance Cyber as CRO to Scale Revenue and Client Engagement

LONDON, 5th March, 2025 Reliance Cyber, a leading provider of cyber security services , today…

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Report: Threat advisory UPDATE: MOVEit zero day vulnerability report

MOVEit Transfer Critical Vulnerability A critical vulnerability has been discovered in MOVEit Transfer, a popular…

ICO vs the tech giants: Data and the rights of individuals

By Andrew Wychrij, Cyber Security Manager – Consulting, at Reliance Cyber with contributions from Katherine…

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Threat Intelligence: A New ISO27002:2022 – Control, or a New Way of Thinking?

By Milda Petraityte, Senior Manager – Cyber Security at Reliance Cyber Anyone who has ever…

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Delt Partners with Reliance Cyber to offer industry-leading cyber security services to the public sector

London, UK, 26th of April 2023: Delt, one of the country’s foremost shared services providers, has joined…

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Will AI Replace Cyber Security Jobs?

By Shaun Wakefield, Senior Security Consultant at Reliance Cyber As a Penetration Tester I am…

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Maintel partners with leading Cyber Security Services Provider Reliance Cyber to enhance their security offering

London, UK, March 2023: Maintel, the cloud and managed services company, has announced a new…

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Celebrating women in cyber security – Katherine’s story

To celebrate International Women’s Day, we at Reliance Cyber wanted to shine a spotlight on…

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PCI DSS version 4.0 has arrived – why your organisation should beat the clock and transition now

There’s a brand new version of PCI DSS (Payment Card Industry Data Security Standard), released…

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Supporting Customers’ Strategic Goals With Enhanced Cyber Security Services

Reliance Cyber, a leading mid-market pure-play cybersecurity provider, has announced the launch of its latest…

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