Read: A team at StarkWare proposed a new NUT specification for integrating zero-knowledge programs in Cashu.
This would allow arbitrary ecash spending conditions without revealing the script to the mint, maintaining excellent user privacy. More in our latest blog post.
https://blog.cashu.space/bringing-zero-knowledge-proofs-to-cashu/
Cashu is bringing tap to pay to Bitcoin.
Ecash travels from one device to another without Internet. Instant, privacy-preserving, peer to peer, built on open protocols.
Join the Bitcoin UX revolution.
The perfect Bitcoin wallet progression, all in one app:
1️⃣ Start with Cashu for small amounts
2️⃣ Upgrade to self-custody with Lightning
3️⃣ Secure your stack in cold storage
Powered by @ZEUS.
peer to peer ecash transactions in a nutshell
1 - alice sends ecash token to carol
2 - carol sends ecash to bob the mint
3 - bob verifies and checks for double-spending
4 - bob issues a new token to carol
like physical cash, step 1 is instant and works without internet.
It's Nut November! 🌰 A month-long hackathon for Cashu builders with ₿400,000 in prizes (and counting)!
Build, innovate, and ship through Nov 30. #NutNovember
Check it out 👇