Code

One Round DKG#589

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Merged

kayabaNerve merged 58 commits intonextserai-dex/serai:nextfrom one-round-dkgserai-dex/serai:one-round-dkgCopy head branch name to clipboardAug 16, 2024

+10,334-2,426

Commits

Commits on Aug 2, 2024

• Upstream GBP, divisor, circuit abstraction, and EC gadgets from FCMP++

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• Initial eVRF implementation

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• Add the openings of the PCs to the eVRF as necessary

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• Add implementation of secq256k1

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• Make DKG Encryption a bit more flexible

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• Make NUM_BITS an argument for the field macro

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• Have the eVRF take a Zeroizing private key

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• Initial eVRF-based DKG

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• Add embedwards25519 curve

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• Inline the eVRF into the DKG library

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• Add documentation to the eVRF-based DKG

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• Add paragraph claiming robustness

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• Update to the new eVRF proof

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• Finish routing the eVRF functionality

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• Add initial eVRF DKG test

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• Improve eVRF DKG

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• Start using a proper error for the eVRF DKG

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• Resolve various TODOs

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• Ban zero ECDH keys, document non-zero requirements

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• Implement eVRF traits, all the way up to the DKG, for secp256k1/ed25519

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• Add Ristretto eVRF trait impls

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• Support participating multiple times in the eVRF DKG

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• Only participate once per key, not once per key share

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• Rewrite processor key-gen around the eVRF DKG

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• Finish routing the new key gen in the processor

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• Deduplicate and better document in processor key_gen

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• Update serai-processor tests to the new key gen

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• Correct amount of yx coefficients, get processor key gen test to pass

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Commits on Aug 3, 2024

• Add embedded elliptic curve keys to Substrate

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• Update processor key gen tests to the eVRF DKG

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Commits on Aug 4, 2024

• Have set_keys take signature_participants, not removed_participants

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• Update the coordinator binary for the new DKG

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Commits on Aug 5, 2024

• Add sensible Debug to key_gen::[Processor, Coordinator]Message

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• Have the DKG explicitly declare how to interpolate its shares

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• Replace Interpolation::None with Interpolation::Constant

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• Get coordinator tests to pass

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• Update spec to the new DKG

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Commits on Aug 6, 2024

• Get clippy to pass across the repo

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• cargo machete

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• Add an extra sleep to ensure expected ordering of Participations

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• Update orchestration

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• Remove bad panic in coordinator

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• Improve documentation on functions

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• Update TX size limit

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• Correct error in the Processor spec document

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• Update a few comments in the validator-sets pallet

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• Send/Recv Participation one at a time

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• Correct ThresholdKeys serialization in modular-frost test

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• Updating existing TX size limit test for the new DKG parameters

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• Increase time allowed for the DKG on the GH CI

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Commits on Aug 12, 2024

• Correct construction of signature_participants in serai-client tests

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Commits on Aug 14, 2024

• Further contextualize DkgConfirmer by ValidatorSet

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Commits on Aug 15, 2024

• Add necessary calls to set_embedded_elliptic_curve_key in coordinator set rotation tests

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• Correct shimmed setting of a secq256k1 key

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• Merge branch 'develop' into one-round-dkg

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• cargo fmt

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• Don't use [0; 32] for the embedded keys in the coordinator rotation test

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• Big-endian secq256k1 scalars

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