
Best Cybersecurity Companies in United Kingdom
Ranked top 10 below, plus more United Kingdom-based listings on the same page. For the full directory, browse all products in United Kingdom.
Top 10
Highest-ranked listings from United Kingdom by verification, adoption, and editorial signals.
Incopro

Brand Protection
Incopro is an online IP and brand protection software provider that arms brand owners with actionable intelligence to combat online and offline intellectual property and copyright infringements. We b
Coffee Cup Solutions

Backup as a Service
Over the last 10 years Coffee Cup Solutions have built a large, strong team of IT experts, driving great user experiences for customers, dedicated to supporting and developing the IT function for many
Crypto Quantique

Industrial Control System Security
Crypto Quantique are building the most secure end-to-end IoT security platform. Our quantum driven cybersecurity solution enables vertically integrated, highly secure IoT deployments based on unforgea
Eversheds Sutherland

Security Operations
Eversheds Sutherland is a global multinational law practice offering a full range of commercial and IT law services including Privacy, Data Protection and Cybersecurity. With data firmly established a
Searchlight Cyber

Threat Intelligence Platforms
Searchlight Cyber is a leading darknet intelligence company. Working with law enforcement, industry, and end users to help protect society against the threats of the darknet. Our sophisticated suite
7Safe

Security Awareness Training
7Safe has been delivering hands-on digital security training courses since 2001 and we currently have a portfolio of 22 university and industry-accredited courses delivered from our cyber development
HookPhish

Phishing Simulation
HookPhish: Leading phishing simulation & security awareness training platform. Protect your business from cyber threats. Trusted by 1000+ organizations.
Celebrus

Security Operations
D4t4 Solutions is focused on helping companies get the best possible value from all their data assets. We intend to lead digital disruption by powering artificial intelligence, machine learning, advan
BluescreenIT (BIT)

Compliance Consulting
BluescreenIT is an IT Security Consultancy and IT and Cyber Security Training company supporting industry, local authorities, MoD and governmental IT departments strategise, train and implement afford
Dhound

Penetration Testing
Dhound is a cybersecurity company providing web application penetration testing, focused on manual approach and comprehensive delivery, helping IT companies be secure and compliant. We’ll find cracks
More from United Kingdom
Additional United Kingdom-based vendors in rank order (not part of the top 10 badge above).
Civo

Cloud Security
Civo isn’t just another cloud and AI platform, it’s a whole new way of thinking. Designed to challenge traditional models, we’ve built a new kind of cloud, defined a better business model to support i
Concise Technologies

Backup as a Service
Concise Technologies provide specialist IT and telecoms solutions, support services, managed backup, disaster recovery, cyber security and consultancy to SME businesses across the UK and Europe. Conc
Elliptic

Digital Forensics and Incident Response
Elliptic solve the crucial problem of identity in cryptocurrencies, with the sole purpose of combating suspicious and criminal activity. We identify illicit activity on the bitcoin and ethereum block
Anzen Technology Systems

Data Loss Prevention
Anzen create software solutions which allows organisations to utilize the public cloud for sensitive or classified information, whilst increasing data security and retaining data sovereignty. Our tec
Acunetix

Vulnerability Assessment
Acunetix is a leading web vulnerability scanner, widely acclaimed to include the most advanced SQL injection and XSS black box scanning technology. It automatically crawls your websites and performs
British Assessment Bureau

Security Operations
The British Assessment Bureau is an ISO certification body. We check conformity and compliance of companies to recognised ISO standards including ISO 27001. Our UKAS accreditation is a key part of th
Factmata

Brand Protection
Factmata is an advanced social and news media monitoring and analytics product that uses AI to identify and track narratives online, highlighting the ones most likely to cause brand harm or misinform
Indelible Data

Compliance Consulting
Indelible Data is an established information security and technology consultancy: enterprise security architecture, lead security project management, training and auditing with extensive experience of
Amiosec

Compliance Consulting
Amiosec is a British cyber innovation business specialising in delivering simple-to-use solutions to the complex problems of the modern world. Working closely with government and defence organisation
Chatham House

Security Operations
Chatham House, the Royal Institute of International Affairs, is an independent policy institute based in London, with a mission is to help build a secure, prosperous and just world. Topics cover forei
CyberSentriq

Backup as a Service
CyberSentriq is an integrated cybersecurity and data protection platform, leveraging solutions from two best-of-breed vendors in the MSP space. Partnering with over 3,000 MSPs and protecting over 150,
Intertek Group

Industrial Control System Security
Intertek Group provides Assurance, Testing, Inspection and Certification services. Activities include cyber security testing and certification. We work to protect and secure sensitive data and the sa
Amtivo Group

Security Operations
Our vision is to inspire and enable organisations globally to reach their true potential, by making governance, compliance and inspection a truly positive and valuable experience. We do this through
Cado Security

Digital Forensics and Incident Response
Cado Security is pushing digital forensics, and cyber incident response to the next level. Cado Response PlatformWe have built a software platform for responding to cyber-security incidents and perfo
ClearHub

Security Operations
Do you struggle to find reliable Atlassian contractors that have the skills you need? ClearHub are the only dedicated Atlassian contractor network. With built-in support. The aim of ClearHub is simpl
CyberSource

Security Operations
CyberSource was one of the pioneers in online payment and fraud management services for medium and large-sized merchants.Customers use our CyberSource and Authorize.Net brand solutions to process onli
West Midlands Cyber

Governance Risk and Compliance Platforms
The East Midlands Cyber Resilience Centre supports and helps protect SMEs and supply chain businesses and third sector organisations in the region against cyber crime. Working with local Universities
CloudLayar

Threat Intelligence Platforms
CloudLayar is a cloud-based website firewall for protecting your website against online threats. CloudLayar was built with simplicity in mind so that every user could use the powerful protection with
Cloudsmith

Security Operations
Cloudsmith is the only cloud-native, global, universal artifact management platform for securely developing and distributing software. Cloud-Native Artifact ManagementWhen we say cloud-native, we mea
White Bullet

Brand Protection
White Bullet’s risk profiling AI detects, dynamically scores and flags unsafe domains, apps and advertising. Get the most accurate infringement data and full transparency to help you secure your ad su
About United Kingdom Cybersecurity Companies
United Kingdom has a strong bench of cybersecurity vendors. Rankings here mix expert write-ups, adoption signals, and the product fields we track on each listing.
Ranking Criteria
- Expert assessment
- Verification and reader adoption
- Feature completeness
- Enterprise readiness
Updated Monthly
Our rankings are updated monthly to reflect the latest product information, vendor verification, and market changes.