How are you going to encrypt and decrypt messages, mute lists, drafts, application data, etc?
A big chunk of Nostr requires encryption.
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It is not well known, but you can perform a collaborative ECDH with the key shares. I have an example in the @cmdcode/frost library.
Very interesting. Can you do an example with NIP-44? I'd love to get NIP-17 DMs working with FROSTR if possible.
The threshold of signers in the keyset can encrypt / decrypt