NQX (Network Quantum eXchange) is a quantum-safe encryption product developed by SSH Communications Security. It is classified under the Secure File Transfer & Encryption product line and is designed to address the cryptographic risks posed by quantum computing threats. NQX provides quantum-ready encryption for data in transit, enabling organizations to protect network communications against both current and future quantum-based attacks. It is part of SSH Communications Security's broader Quantum-Safe Cryptography (QSC) solution portfolio, which targets organizations looking to future-proof their cryptographic infrastructure. The product is positioned for use cases including secure file transfer and encrypted network communications, and fits within an enterprise security context alongside other SSH products such as Tectia SSH Server and PrivX PAM. NQX is listed as a commercial product requiring a demo request to engage with the vendor.