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CybExer

CybExer Ltd

Winfrith Newburgh, Dorchester, England, United Kingdom

Simulation & TrainingDefense Software & AISpaceDual-use
Founded 2016Software Developer
Profile last updated: May 6, 2026

About

Founded in 2016, CybExer is a defense software developer based in Winfrith Newburgh, Dorchester, United Kingdom working in simulation & training, defense software & ai, space.

CybExer is a NATO-awarded cybersecurity company founded in 2016 that provides cyber ranges and digital twin testing environments. Its solutions are used to train and assess cybersecurity teams through live-fire exercises, threat hunting and capture-the-flag events, and to test and validate systems, including satellite systems and industrial control systems. Offerings include cyber range as a service, bespoke on-premises cyber ranges, the MIST Box mobile industrial control system training platform, and AI testing environments such as the AI Fabric, AI Engine and AI Wars framework. Customers include armed forces and defence ministries, as well as financial institutions, utilities, smart cities and managed security service providers. The company has organised exercises for the Estonian Defence League Cyber Unit, the Moldovan Ministry of Defense and the Army Cyber Spartan 23 exercise.

Location

Winfrith Newburgh, Dorchester, United Kingdom

Founded

2016

Legal name

CybExer Ltd

Focus areas

cyber rangecybersecurity trainingdigital twinlive-fire exerciseAI testingICS securityNATO-awardedsatellite cybersecurity

Languages

EN

Products & capabilities

Defense domains

Simulation & TrainingDefense Software & AISpace

Supply-chain role

Software Developer

What they offer

SoftwareTrainingEngineering Services

Markets

Also sells to civilian markets

Products

Cyber Range as a Service

Cyber range

Subscription-based cyber range for training and testing staff in simulated cyber incidents and live-fire exercises.

Bespoke on-premises cyber ranges

Cyber range

Customisable on-premises cyber range environments built to an organisation's infrastructure and requirements.

MIST Box

Mobile industrial control system training platform

Portable training and testing box with two programmable logic controllers for realistic cybersecurity training on operational technology.

AI Fabric and AI Engine

AI cyber range software

Environment integrating multiple AI models to orchestrate large-scale simulated cyber conflicts and adaptive AI attacker and defender behaviour.

AI Wars framework

AI testing environment

Framework for staging and testing offensive and defensive AI systems in controlled simulated environments.

Digital twin testing environments

Digital twin simulation

Virtual replicas of systems and critical infrastructure used to test, validate and train without disrupting live operations.

vLab Manager

Virtual lab management software

Automated tool for deploying and configuring large cyber range environments and exercise scenarios.

Standards, platforms & customers

Named customers

Estonian Defence League Cyber UnitMinistry of Defense of MoldovaBritish ArmyDefence BattleLab

Credentials & affiliations

Awards

NATO award for cyber range visualisation technology

NATOCyber range visualisation

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