About Us

Arcanum is a specialist Cyber and Information Security Consultancy. Find out about us.


Formed in 2008, Arcanum Information Security Ltd has grown quickly to become a leading provider of Cyber Security Consultancy services to Government and the private sector.

Our highly trusted staff have ex-military or government service experience and top-level security clearances, and have Certified Cyber Professional status awarded by GCHQ and the National Cyber Security Centre.  Many are Armed Forces Reservists, using their cyber-security skills and expertise on operational tasking to help protect the UK.  They employ the same highly developed principles and commitment to deliver timely, high quality work and advice to our clients. Find out more about us by getting in touch with a member of our team.



NCSC Assured Service Provider 

Certified Professional


About Us Arcanum Cyber

IASME Consortium –Gold Certification

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ISO 9001 Compliant

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Cyber Essentials Plus 

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Cyber Essentials 

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Goldman Sachs: 10,000 Small Businesses Alumni


Arcanum Digital Forensics is ISO 17025 Accredited

For details see the full accreditation schedule

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.

Our Team Arcanum Cyber

Our Management Team

Our professional skills, experience and expertise make Cyber space a safe place for our clients to do business.

Our Values Arcanum Cyber

Our Values

It is the responsibility of every employee to ensure that our reputation for integrity and fairness in its business dealings and  is protected.

The Latest news

Arcanum at Unlock Cyber Taster Day – June 2022

Arcanum at Unlock Cyber Taster Day – June 2022

Arcanum Senior Penetration Testers, Tamar Everson and Kat Abercrombie are in UWE Bristol today for the Unlock Cyber Taster Day, where over 190 students are attending. The Unlock Cyber Taster Day is an opportunity for students aged 12 – 14 across the West of England to...

Arcanum celebrate Reserves Day

Arcanum celebrate Reserves Day

Yesterday was Reserves Day, an opportunity for the UK to celebrate and salute our Reserve Forces. Arcanum benefits hugely from employing serving Reservists and Veterans and on many occasions Arcanum employees cross paths in the course of their military duties.  Above...

Marie Caruso talks with TechSPARK on everything cyber

Marie Caruso talks with TechSPARK on everything cyber

Marie Caruso, Head of Sales & Marketing at Arcanum, recently spoke with TechSPARK about how she got into cyber security, why it’s such an engaging sector to be working in, and the current trends in cyber. One development is the growing focus on the security of...

Contact Us

Get in touch today and discover how you can ensure the protection of your critical data and infrastructure.

You can contact us directly by calling or sending us an email.

t: 029 2278 4452   

e: admin@arcanumis.com

Get started today and make your business secure.

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