Quantum-Safe Hybrid (QSH) Key Exchange for Transport Layer Security (TLS) version 1.3

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Last updated 2018-04-19 (latest revision 2017-10-03)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document describes the Quantum-Safe Hybrid Key Exchange, a mechanism for providing modular design for quantum-safe cryptography to be adopted in the handshake for the Transport Layer Security (TLS) protocol version 1.3.


William Whyte (wwhyte@onboardsecurity.com)
Zhenfei Zhang (zzhang@onboardsecurity.com)
Scott Fluhrer (sfluhrer@cisco.com)
Oscar Garcia-Morchon (oscar.garcia-morchon@philips.com)

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)