In the modern world, digitised information is viewed as an asset capable of driving improvements to productivity and efficiency as well as enabling decision making and effective collaboration.


GuarDiode is a managed data diode solution developed by Nexor to help keep data transfer between networks secure. GuarDiode’s highly customisable content filtering separates it from other data diode solutions on the market today.


The number of Connected and Autonomous Vehicles (CAVs) on the road is expected to increase dramatically over the next decade. Funding and research are being poured into their development to ensure that these vehicles are not only viable, but safe.


NATO needed an email guard that met their specific needs and could cope with the different message structures of the 28 individual member states. They also wanted to enable other organisations to connect securely.

Information Exchange & Cross Domain Security Specialists

Helping organisations get information into and out of secure networks

We are a UK-based cyber security company with 30 years' experience in secure information exchange.

We deliver our high assurance cyber security solutions to Defence, Security, CNI and Finance organisations around the globe.

We help our customers transfer information across domains without compromising on security.

Our experts and technology offers unbeatable protection against advanced threat actors.

“We achieved our primary objective of finding a proof of concept architecture that was technologically feasible and simple to implement.”
Spokesperson for a European Police Force

Secure Information Exchange SOLUTIONS

Our solutions enable organisations to securely transfer information across domains and different access levels to where it’s needed.


Nexor’s range of cyber security services have been designed in line with NCSC guidance, to provide your organisation with the protection it needs.


4 in 10 businesses reported cyber security breaches or attacks in the last 12 months.
(Department for Digital, Culture, Media and Sport Cyber Security Breaches Survey 2021)


Only 12% of businesses have formally reviewed the risks posed by their immediate suppliers and wider supply chain.

(Department for Digital, Culture, Media and Sport Cyber Security Breaches Survey 2021)


One-third of businesses were negatively impacted by a cyber attack or breach

(Department for Digital, Culture, Media and Sport Cyber Security Breaches Survey 2021)


Half of businesses report actively seeking information or guidance on cyber security from outside their organisation in the past year. (Department for Digital, Culture, Media and Sport Cyber Security Breaches Survey 2021)
“We are particularly pleased that the Nexor solution gives us access to information from other networks in near real-time”
Spokesperson for FCO Services, UK Government Agency

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