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Use a non-constant generator in FROST

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This commit is contained in:
Luke Parker
2022-08-13 05:07:07 -04:00
parent 6f776ff004
commit 885d816309
12 changed files with 29 additions and 24 deletions
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crypto/frost/src/sign.rs
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@@ -267,7 +267,7 @@ fn sign_with_share<Re: Read, C: Curve, A: Algorithm<C>>(
// While further code edits would still be required for such a model (having the offset
// communicated as a point along with only a single party applying the offset), this means it
// wouldn't require a transcript change as well
rho_transcript.append_message(b"offset", (C::GENERATOR * offset).to_bytes().as_ref());
rho_transcript.append_message(b"offset", (C::generator() * offset).to_bytes().as_ref());
}
// Generate the per-signer binding factors