2-of-2 multisig in lightning. No 3rd signer.
What's a zk merkle tree?
2-of-2 multisig in lightning. No 3rd signer.
What's a zk merkle tree?
Here's etherium's well written white paper on it.
https://docs.zkproof.org/pages/standards/accepted-workshop3/proposal-semaphore.pdf