CybExer Technologies

CybExer Technologies is an Estonian cybersecurity company that provides cyber range environments, where organisations practise defence and test their systems without risk to live operations. It was set up jointly by two Estonian firms, BHC Laboratory and Bytelife Solutions, each holding half.

What CybExer Technologies offers

• Cyber range exercises — a library of ready-made scenarios, plus custom exercises.
• Staff training — live-fire drills, threat hunting and capture-the-flag events.
• Digital twins — virtual copies of systems and hardware for testing changes.
• Compliance testing — checking security and incident response plans.
• AI research and testing — controlled environments for training and testing algorithms.

Who it works with

Organisations across several industries that want better cyber preparedness. The platform is offered as software as a service or as a bespoke on-premise build.

Key facts

• Based in: Estonia
• Owners: BHC Laboratory OÜ and Bytelife Solutions OÜ
• Delivery: SaaS or on-premise