Defending Digital

Cyber Security and Information Assurance consultancy services that enable digital resilience in the Defence and Public sectors.

Empowering Cyber Capability

We specialise in protecting and assuring business functions, systems and applications for some of the UK’s most complex and regulated organisations, including the Ministry of Defence and the NHS.

Utilising our proven, pragmatic approach, we help clients overcome technical and non-technical security challenges by providing specialist security-cleared consultants. We deliver tailor-made solutions, providing a steadfast shield against cyber threats and vulnerabilities, ensuring our clients can operate securely and with confidence in an ever-evolving digital landscape.

Our Core Capabilities


Cyber Security Services

Data Protection

ISO Consultancy

CISO as a Service

DPO as a Service

Audit and Assessment

Challenges We Address

Regulations and Compliance

We help you navigate the complexities of regulations and certification requirements of cyber security and data protection, so that you can lead your business securely and confidently.

Achieving Cost Efficiencies

Through our pragmatic approach, we support you in evolving your operating models to maximise value from digital evolution, and solution optimisation.

Bridging the Skills Gap

Whether you are looking for on-demand support, or a long term partner, we bring together our broad range of experience and expertise to help you builds strong and secure internal capabilities.

Growth and Profitability

We enable businesses who seek growth beyond core markets to operate and lead with confidence across jurisdictions so you can make the most of today’s new business opportunities with assurance of security and compliance.

Client Success Stories

Providing strategic improvement of GDPR compliance for South Somerset District Council

South Somerset District Council

Virtual CISO Consultancy for University Hospitals North Midlands

University Hospitals North Midlands

Providing a Security Assurance Coordinator as part of the design and build team for an experimental data platform

Ministry of Defence

Enhancing Cyber Security through Supply Chain Assurance and Risk Framework

Hertfordshire Partnership University NHS Foundation Trust

Contact Us For Help Or Advice

Get in touch with our specialists and find out how we can improve your cyber security posture

Speak to an Expert


Certified Consultants

All of our consultants hold and continue to maintain a range of vendor-level or industry-body certifications in their area of expertise so that you can be assured that they have the relevant knowledge. and security clearance, to tackle your security challenges.

Latest Insights

Cyber Security News Perspectives

Celebrating International Women’s Day with Head of Defence, Louise Percival

March 8,2024

On International Women’s Day, we asked i3Secure’s Head of Defence, Louise Percival to tell us…


Giving Back in Our Communities: Consultant Fraser Bruce and his Work with Cyrenians

December 19,2023

At i3Secure, giving back is at the core of our values. Recognising the importance of community…

Forces Friendly News

Remembrance Day – What it Means to Me

November 8,2023

Consultant Steen Stewart shares a poignant perspective on what this period signifies for him and…

Forces Friendly Insights News

Harnessing the Value of Mentorship: From the RAF to i3Secure

October 26,2023

Ady Cooper, i3Secure Consultant and RAF Veteran has benefited from mentorship from his early days…


i3Secure Receives Prestigious Award from the Ministry of Defence for Outstanding Support for the Armed Forces Community

October 12,2023

On 5 October 2023, i3Secure joined 18 employers from across the Lowlands of Scotland to formally receive a prestigious award from the Ministry of Defence for their outstanding support for the Armed Forces Community.