worldcoin/kzg-ceremony-participant

kzg-ceremony-participant repository

KZG Ceremony Participant

⚠️ This project is still heavy WIP.

Implemensts a participant client for the KZG powers of tau ceremony according this spec.

Related Links

• Official spec
• WIP Coordinator implementation
• BLS12-381 Zcash spec
• BLS12-381 For The Rest Of Us
• How trusted setups work

Dependencies

Install these dependencies before you start going through the build instructions:

• Rust
• Python
• wasm-pack (alt: brew)
• emscripten (emcc) (alt: brew)

Build instructions

Native

• Run tests: cargo test --target aarch64-apple-darwin
• Build: cargo run --release --target aarch64-apple-darwin

Wasm

• Build: CC=emcc AR=emar wasm-pack build --target web -d wasm/pkg
• Run server: python3 ./wasm/server.py

Benchmarks

Native

• Apple M1 Max (10 threads): 1.44s

Wasm

• Apple M1 Max, Chrome (10 threads): 7.87s
• Apple M1 Max, Chrome (1 thread): 58.95s

TODO

• Create some nice issues for others to pick up
• G2 serialization and tests (according to zcash spec)
• Merge wasm implementation
• Evaluate blst instead of ark_bls12_381
• Add benchmarks
• Implement pot_pubkey
• Running Product Subgroup check
• Fix wasm for firefox (not checked) and safari