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LLFourn
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Jun 24, 2025
| let fs = FiatShamir::new(self.dleq.clone(), self.transcript.clone(), None); | ||
| let witness = secret_key; | ||
| let statement = (public_key, (h, gamma)); | ||
| let proof = fs.prove::<R>(&witness, &statement, None); |
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I think we should allow the user to pass through an rng here.
nickfarrow
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Jul 23, 2025
| ) -> Option<VerifiedRandomOutput> { | ||
| let vrf = Rfc9381TaiVrf::<H>::default(); | ||
| let h = Point::hash_to_curve_rfc9381_tai::<H>(alpha, b""); | ||
| vrf.verify(public_key, h.normalize(), proof) |
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Adding .normalize() was the only change I had to make after git cherry-picking this commit
nickfarrow
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Jul 23, 2025
nickfarrow
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Jul 25, 2025
Add VRF (Verifiable Random Function) implementation for secp256k1: - Full RFC 9381 compliant implementation with both TAI and RFC 9380 SSWU methods - Simple VRF implementation for non-spec-compliant use cases - no_std support with optional std feature - Serde/bincode serialization support - Comprehensive test coverage with proptests and test vectors - MSRV: 1.85.0 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
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Summary
This PR adds the
vrf_funcrate which implements VRF (Verifiable Random Function) for secp256k1.Includes:
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The main implementation involved:
🤖 Generated with Claude Code