Arqit SKA-Platform vs CypherShield: Side-by-Side Comparison (2026)

Arqit SKA-Platform: Quantum-safe key agreement platform for securing comms across endpoints. built by Arqit. 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..

CypherShield: Software platform providing quantum-resistant encryption, key exchange, and auth. built by CypherShield. Core capabilities include Quantum-resistant key exchange using 3-pass symmetrical and asymmetrical transaction method, Data encryption for protecting data in motion, Key certification for endpoint authentication and MITM attack prevention..

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

Arqit SKA-Platform differentiates with 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. CypherShield differentiates with Quantum-resistant key exchange using 3-pass symmetrical and asymmetrical transaction method, Data encryption for protecting data in motion, Key certification for endpoint authentication and MITM attack prevention.

Arqit SKA-Platform is developed by Arqit. CypherShield is developed by CypherShield. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Arqit SKA-Platform and CypherShield serve similar Quantum Security use cases: both are Quantum Security tools, both cover Quantum Safe, Encryption. Review the feature comparison above to determine which fits your requirements.