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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
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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

eGuides

Driverless, automatic, driverless car

From steel to silicon part 1: Your vehicle is a data centre on wheels – how it happened

As cars transform into computers on wheels, they offer cutting-edge functionality but also open up to new cyber attacks.

Reliance Zero Trust e-book on grey background

Zero Trust: Marketing hype or fundamental best practice?

In an era where cyber threats are evolving at an unprecedented pace, traditional security models…

eliance Cyber - Nuclear Renaissance Thought Leadership

Thought leadership: Nuclear renaissance and cyber security

By Sergej Gurenko, Cloud Security Architect, Reliance Cyber We are living in the era of…

A person intently typing on a laptop, fully engrossed in their work.

How to use your own certificates to secure your Velociraptor deployment

Using DigiCert as the certificate Authority Introduction Velociraptor is a robust open-source tool designed for…

A powerful wave crashes over a pier and lighthouse, displaying the force of nature's might and the vulnerability of man-made structures.

eGuide: Lessons from the Interserve data breach

The Interserve data breach offers C-Suite executives, CISOs, IT directors, and CTOs a key learning…

someone holding a mobile phone at a desk, tightly cropped

What Does the Cyber Essentials 2023 Update Really Mean?

In 2022, National Cyber Security Centre (NCSC), the UK’s technical authority for cybersecurity, released a…

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