Arqit SKA-Platform vs Quantum Industries Long Distance QKD System: 2026 Comparison

Arqit SKA-Platform: Quantum-safe key agreement platform for securing comms across endpoints. built by Arqit. headquartered in United Kingdom. Core capabilities include Dynamic quantum-safe encryption key generation at endpoints via lightweight software agents, Over-the-Air (OTA) bootstrap key delivery using NIST ML-KEM post-quantum algorithms, Mutual authentication with per-session key rotation for perfect forward secrecy..

Quantum Industries Long Distance QKD System: Long-distance quantum key distribution system for secure cryptographic key exchange. built by Quantum Industries. headquartered in Austria. Core capabilities include Quantum key generation and distribution over long-distance optical links, Eavesdropping detection via quantum state disturbance monitoring, Hybrid quantum-classical encryption infrastructure integration..

Both serve the Quantum Security market but differ in approach, feature depth, and target audience.