HqcLethe: Streaming HQC Encapsulation for Tiny Stateless Servers

Reported by arXiv cs.CR (Wind Wong, Klaus v. Gleissenthall)

Summary by Cyber Security News28 Oct 2026, 05:00 CET

About this summary. This is a short excerpt from the description that arXiv cs.CR published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://arxiv.org/abs/2610.36808

arXiv:2610.36808v1 Announce Type: new Abstract: Stateless post-quantum authenticated key exchanges such as post-quantum WireGuard hedge against unexpected cryptanalytic advances by combining a lattice KEM with code-based Classic McEliece. However, recent attacks have led Germany's BSI to advise against McEliece, which leaves these protocols with lattices alone.

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