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Tornado Cash logo
Tornado CashTornado Cash

About

A classic Ethereum mixer design based on fixed-denomination pools and zk withdrawals.


  • Total Value SecuredTVS
    $455.67 M20.8%

  • Trusted Setups

    Used in

    Tornado Cash logo

    Verifiers

    1by

    Used in

    Tornado Cash logo

    Verifiers

    1by

    Tech Stack

    zkVM
    BN254
    websnark
  • Total Value SecuredTVS
    $455.67 M20.8%
  • About

    A classic Ethereum mixer design based on fixed-denomination pools and zk withdrawals.



    Total
    Canonically BridgedCanonically Bridged ValueCanonical
    Natively MintedNatively Minted TokensNative
    Externally BridgedExternally Bridged ValueExternal

    ETH & derivatives
    Stablecoins
    BTC & derivatives
    Other

    Tornado Cash

    websnark

    Detailed description

    Circuit-specific trusted setup for Groth16 Tornado Cash circuits. It was publicly announced as a Phase 2 ceremony built on top of the 30th contribution to the Perpetual Powers of Tau ceremony, and completed in May 2020. It collected 1114 contributions over 10 days, with 450 identified contributors and 664 anonymous ones. Tornado Cash published the participant list, archive of contributions and artifacts, and the generated verifier contract.

    List of different onchain verifiers for this proving system. Unique ID distinguishes differents deployments of the same verifier from different verifiers (e.g. different versions).

    Groth16: websnark

    Fast browser-native ZK SNARK prover written in WASM by Tornado Cash team.

    Verifier
    Verification
    Used in
    Known deployments
    Tornado Cash verifier v2.1
    by
    Tornado Cash logo