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[tor-dev] Proposal 357: Circuit key exporters: A better way to use KH

To: tor-dev@xxxxxxxxxxxxxxxxxxxx
Subject: [tor-dev] Proposal 357: Circuit key exporters: A better way to use KH
From: Nick Mathewson via tor-dev <tor-dev@xxxxxxxxxxxxxxxxxxxx>
Date: Thu, 27 Mar 2025 15:29:20 -0400
List-id: discussion regarding Tor development <tor-dev.lists.torproject.org>
Reply-to: Nick Mathewson <nickm@xxxxxxxxxxxxxx>

https://spec.torproject.org/proposals/357-circ-key-exporters.html

This proposal declares a new way to use the "KH" output of our circuit
handshake protocol in the future, to avoid the possibility of creating
cross-protocol attacks.

Please feel free to open tickets on gitlab, or to discuss here.
Discussion on the forum is also okay!

cheers,
-- 
Nick
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