Arqit SKA-Platform vs ISG Federal: 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..

ISG Federal: Post-quantum crypto discovery, agility & mgmt for US gov agencies. built by Merlin Cyber. Core capabilities include Automated cryptographic asset discovery across the enterprise, Cryptographic library identification without deep domain expertise, Visualization of cryptographic dependencies and vulnerabilities..

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