rfc-9941

Secure Shell (SSH) Key Exchange Method Using Hybrid Streamlined NTRU Prime sntrup761 and X25519 with SHA-512: sntrup761x25519-sha512

M. Friedl, J. Mojzis, S. Josefsson

date2026-04 streamIETF areasec wgsshm statusINFORMATIONAL pages11 canonicalhttps://www.rfc-editor.org/rfc/rfc9941 doi10.17487/RFC9941

This document describes a widely deployed hybrid key exchange method in the Secure Shell (SSH) protocol that is based on Streamlined NTRU Prime sntrup761 and X25519 with SHA-512.