Zhenfei Zhang
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    • Open Sourcing Veri-Zexe library

      Posted on July 5, 2022

      Veri-Zexe library and paper are now available under GPL, providing functional privacy while improving previous state-of-the-art by 9x.
      Tags:
      • snark
      • plonk
      • functional privacy
    • Pasta curve in solidity

      Posted on June 24, 2022

      Releasing a solidity implementation of the Pallas-Vesta cyclic curves.
      Tags:
      • Halo2
      • solidity
    • Falcon-r1cs now supports Falcon-1024 parameter set.

      Posted on April 1, 2022

      Link to the libraries: falcon.rs and falcon-r1cs.
      Tags:
      • snark
      • Falcon
      • R1CS
    • Releasing the Jellyfish cryptography library

      Posted on March 7, 2022

      The espresso systems has open sourced their Jellyfish library, an implementation of Plonk zero-knowledge proof system that is most feature-complete, and also comes with a solidity verifier.
      Tags:
      • snark
      • plonk
    • Optimizing Bandersnatch's ZKP performance

      Posted on October 26, 2021

      Happy to announce that with my recent optimizations, Bandersnatch’s scalar multiplication circuit is reduced to 2600 constraints from 3100 constraints, resulting a 17% improvement over the Jubjub curve.
      Tags:
      • snark
      • curve
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