Learn about Cashu

Cryptography and protocol

  • Chaumian Ecash explained by waxwing Video
  • Exploring Blinded Signatures of the Cashu Protocol, Virginia Freedom Tech Talks
  • Cashu Workshop by Super Testnet, 2024 Video
  • Simulation of the Cashu protocol, Link


  • Cashu: Chaumian E-Cash protocol for Bitcoin, Baltic Honeybadger 2023 Video
  • Blinding custodians with Cashu, Adopting Bitcoin Conference 2022 Video


  • Unlock Perfect Privacy with eNuts: Instant, Free Bitcoin Transactions Tutorial by BTC Sessions Video
  • Cashu Tutorial by BTC Sessions Video
  • How to automatically receive Cashu eCash for each TPOS Lnbits payment Video
  • Minibits BTC Wallet: Near Perfect Privacy and Low Fees by BTC Sessions Video


  • Ecash in the wild, HCPP/BTC++ 2023 PDF
  • Nuts and bolts, Bitcoin Conference Bangkok 2023 Link
  • Hide your nuts, Lightningcon Vietnam 2023 Link
  • How deterministic secrets work, 2023 Link


  • A Proof of Liabilities Scheme for Ecash Mints, 2023 Link

Developer guides

  • Creating a Web wallet with cashu-ts: Tutorial