Learn about Cashu
Talks
2026
- Lightning + Ecash: An Atomic Match Made in Heaven | Bitcoin 2026 Video
2025
- Intro to Hashpools 2025 Video
- Shifting The Narrative – Financial Privacy as a Human Right Issue 2025 Video
- BTCPay and Cashu plugin at BTC Prague 2025 Video
- The State of Ecash Design, BTC++ Privacy Edition, 2025 Video
- Cashu payments for bitcoin: Calle on ecash + Lightning, lightning++, 2025 Video
- Bitchat, Cashu & Bitcoin: Calle at Bitcoin Amsterdam 2025 Video
- Hashpools: One year development update, BTC++ local edition, Durham, North Carolina, 2025 Video
2024
- PlebDevs Theory: Cashu Gets Nutty, 2024 Video
- Nostr The Medium Of The Ecash Economy w/Calle, nostr.world 2024 Video
- The Second Renaissance of ecash w/Calle, bitcoin++ ecash edition 2024 Video
- Ecash Panel Baltic Honeybadger 2024 Video
Earlier
- Blinding custodians with Cashu, Adopting Bitcoin Conference 2022 Video
- Cashu: Chaumian E-Cash protocol for Bitcoin, Baltic Honeybadger 2023 Video
Presentations
- Cashu: Der nächste Layer auf Lightning? | BitcoinForum 2025 [German] PDF
- 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
Wallet Usage Tutorials
- Cashu.me tutorial by runningbitcoin Article
- Minibits tutorial by runningbitcoin Article
- 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
Wallet Development
- Mint, Melt, Repeat: Interactive E-cash for Bitcoiners | TABConf 7 Video
- Creating a Web wallet with cashu-ts: Tutorial
- Cashu Workshop by Super Testnet, 2024 Video
- Cashu Wallet w/ cashu-ts by Gudnuf, 2024 Tutorial
- Basics of Cashu Wallet development with cashu-ts, 2024 Tutorial
Cryptography and protocol
- Cashu protocol presentation, PlebDevs theory, by Gudnuf, 2024 Link
- Chaumian Ecash explained by waxwing Video
- Exploring Blinded Signatures of the Cashu Protocol, Virginia Freedom Tech Talks
- Simulation of the Cashu protocol, Link
- A Proof of Liabilities Scheme for Ecash Mints, 2023 Link