Quantum Secure Solutions to Protect the Communication of Safety-Critical Systems in Aerospace, Defence and Critical Infrastructures
QuBalt™ provides cryptographic algorithms and methods which protect against quantum and cryptanalysis attacks
Quantum-Secure Authentication
Authentication of nodes and data in quantum and digital networks
Quantum-Secure Software Updates
Protection of software updates in satellites and safety-critical systems
Quantum Position Verification
Verification of device positions in space using quantum cryptography
News
12th November 2025
QuBalt has been granted an EU patent for an optimization of an information-theoretically secure authentication method invented by Wulf Harder.
4-6th November 2025
QuBalt will attend the ESA Security for Space Systems 2025 at ESTEC in Noordwijk, the Netherlands, and will present its quantum- and cryptanalysis-secure remote software update system in the exhibition hall. The system has been selected by ESA for in-orbit testing on CyberCUBE in 2026.
23rd August 2025
The European Space Agency (ESA) has selected the QuBalt’s quantum- and cryptanalysis-secure remote software update system for in-orbit testing on board the ESA Cybercube satellite in 2026.
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