Arqit SKA-Platform vs Quantanaut: 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..

Quantanaut: Cryptographic intelligence platform for mapping hidden encryption & PQC risks. built by cyberzero. Core capabilities include Cryptographic risk discovery across infrastructure and supply chains, Detection of broken certificate chains, Identification of outdated TLS configurations..

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. Quantanaut differentiates with Cryptographic risk discovery across infrastructure and supply chains, Detection of broken certificate chains, Identification of outdated TLS configurations.

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

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