Arqit SKA-Platform vs EigenQ PQC+™: 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..

EigenQ PQC+™: Hardware-anchored post-quantum cryptography platform for infra migration. built by EigenQ. Core capabilities include Hardware-anchored post-quantum cryptography (PQC+™), Secure compute with hardware-rooted key and workload protection, Post-quantum encryption for VPN, SDN, and edge networks..

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. EigenQ PQC+™ differentiates with Hardware-anchored post-quantum cryptography (PQC+™), Secure compute with hardware-rooted key and workload protection, Post-quantum encryption for VPN, SDN, and edge networks.

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

Arqit SKA-Platform and EigenQ PQC+™ 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.