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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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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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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

Technical Blogs

Analysing the WarLock Ransomware Attack on Colt Technology Services

Executive Summary In a stark reminder of the evolving threat landscape, multinational telecommunications provider Colt…

Network

Network

Analysing the WarLock Ransomware Attack on Colt Technology Services

Executive Summary In a stark reminder of the evolving threat landscape, multinational telecommunications provider Colt…

Internet network data computer laptop security shield and lock symbol.

SharePoint’s China syndrome: A self-inflicted national security crisis

Introduction With a keen eye on cybersecurity news that impacts our customers, and a background…

Three-dimensional lock icon isolated on abstract blue background. 3D illustration.

When vendors let us down

Over two decades in cybersecurity, I’ve seen countless trends, threats and hype curves come and go. But one constant remains: We rely so much on our vendors — and it’s profoundly damaging when they introduce the very weaknesses that they’re supposed to protect us from.

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The Good, the bad, and the ugly of Microsoft Edge’s autofill databases

Introduction A recent investigation by our DFIR team into unauthorised data exposure brought to light…

Reliance Cyber Security Ticketing Loop

A New Weak Spot in Business Email Security: Inside the TICKETING LOOP

Introduction At Reliance Cyber, our Incident Response and Extended Detection and Response (XDR) teams recently…

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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…

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