Ensuring Cyber Space is a safe place for you to do business

Cyber Security For Business. For Defence. For Government. For Manufacturing. For Space.

Arcanum is a NCSC Assured Cyber Security Consultancy

NCSC Accredited Cyber Security Consultancy Logo

Our Core Cyber Security Services

We provide an impressive breadth and depth of capabilities including:

Cyber Security for Operational Technology

Our highly qualified and experienced Operational Technology Team can help your organisation to holistically identify and mitigate your risk appropriate to your business goals and objectives.

Trusted by our customers

David Cox, Senior Manager – OT Compliance & Cyber Security, Britvic:

“We’ve been thrilled by the strength of the working relationship we’ve built with Arcanum Cyber Security over the last two years. Their attention to detail, flexibility and willingness to work around our individual requirements has been essential to the smooth running of this security project.

We continue to have an excellent relationship with the Arcanum team and are building our cyber roadmap over the coming years to ensure our OT security remains at the highest standard possible.”

Read full Britvic Case Study here.

Chris Moore, VP Defence & Security and CISO, OneWeb:

“Working with Arcanum Cyber Security over the last two years has enabled us to dedicate the necessary time and resource to our compliance and governance requirements. Arcanum’s understanding of the regulatory bodies and security standards that we encounter is critical to helping us deliver the quality network we require.”

Read full OneWeb Case Study here.

Mark Eagles, Information Security Analyst, ZSL:

“ZSL has benefitted a huge amount from this assessment and your patient support and advice over the past year, which has left us in a much better state for Cyber Security than when we started. Please accept my sincere thanks to the penetration testing team and everyone that helped from Arcanum throughout the assessments over the past year, and for your support with Cyber Essentials Plus. We look forward to working with you again in the future.“

Government or Business, Big or Small, Cyber Security is an issue.

Arcanum Cyber Security can help you.

Icon of a ship representing cyber security for the maritime sector


We understand Defence. Our DNA is across Front Line Commands to the MoD and we have developed particular expertise in supporting Defence Primes and their Supply Chains.


We have extensive Public Sector experience across Central Government, Local Authorities and Government Agencies. We hold top level security clearances and have CCP status awarded by GCHQ and the NCSC.


Protecting your vital business data is imperative to ensure continued business success. We specialise in tailoring solutions that are as unique as your organisation.

Cyber Security for Critical National Infrastructure

Critical National Infrastructure

We help secure UK’s Critical National Infrastructure. As an NCSC Certified Consultancy we are trusted by Regulators, Operators and their Supply Chains to understand and mitigate Cyber Security Risks.


We have been helping organisations working in the space industry understand and manage their Cyber Security Risks and compliance requirements.


Arcanum Cyber Security have been accredited as an ASSURE Cyber Supplier for the CAA ASSURE scheme, meaning we are able to perform independent ASSURE Cyber Audits for organisations within the Space and Aerospace sectors.


Arcanum’s IEC 62443 experts can help you identify cyber threats and provide assurance for manufacturing operations and technologies.


We have developed a deep understanding of the cyber issues facing the Port and Maritime sectors from both our military service and as a specialist Cyber Security Consultancy.

Arcanum is a supplier to UK Government and is certified by NCSC

NCSC Assured Risk Management
CHECK Penetration Testing
IASME Gold Certified Banner
NCSC Accredited Assured Service Provider
cyber essentials certified
Cyber Essentials Certified
Cyber Essentials Plus Certified
Goldman Sachs 10,000 Small Business Alumni Logo
cyber essentials plus certified
Certified Cyber Security Personnel Logo
Goldman Sachs 10,000 Small Business Alumni Logo
cyber essentials certified

Gold bannerArcanum is proud to have been awarded the Gold Defence Employer Recognition Scheme (ERS) Award.  We proactively demonstrate our forces-friendly credentials as part of our recruiting process and provide additional leave for Reservist employees.

Latest News

Reserves Day 2024

Reserves Day 2024

As an Employer Recognition Scheme (ERS) Gold Award holder, Arcanum have demonstrated outstanding support for those who...

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