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

About Us Arcanum Cyber

ISO 9001 Compliant

About Us Arcanum Cyber

Cyber Essentials Plus 

About Us Arcanum Cyber

Cyber Essentials 

About Us Arcanum Cyber

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

The Fluid World of Cyber Risks in IT and OT

The Fluid World of Cyber Risks in IT and OT

Blog by Chris Gausden, Arcanum Principal Consultant.   As part of my far sighted Open University degree in Computer Science in the 1990s, I completed a course that taught the social impacts of IT (before the days of social media); and postulated the future...

You Need To Get With The Process

You Need To Get With The Process

Blog by Chris Gausden, Arcanum Principal Consultant. I think that it is undisputed that a critical part of any accurate business security risk analysis, is the use of an accurate Business Impact Analysis (BIA), to focus on truly critical business assets. However, I...

An Unhealthy Ransom

An Unhealthy Ransom

Blog by Jane Chappell, Arcanum Operations Director. Following our ‘Stand and Deliver’ ransomware blog published on September 3rd, sadly this form of corporate extortion is still on the increase. Ransomware is not only the encryption of data rendering it unavailable to...

Industrial Clouds On The Horizon

Industrial Clouds On The Horizon

Blog by Chris Gausden, Arcanum Principal Consultant. Despite the title, this is not some scribblings on the subject of chemically vaporous pollution or global warming. However, it does represent a view of managing the practical security and compliance state of current...

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: 01558 669140    

e: admin@arcanumis.com

Get started today and make your business secure.

Get in touch.