関連: NIP-24: Private, Encrypted Direct Messages (https://github.com/jeffthibault/nips/blob/private-messages-v2/24.md)
関連: NIP-44: Encrypted Direct Message (Versioned) (https://github.com/paulmillr/nips/blob/master-1/44.md)
関連: NIP-59: Gift Wrap (https://github.com/v0l/nips/blob/59/59.md)
関連: NIP-76: Private Channels (https://github.com/d-krause/nostr-nips/blob/nip76-draft-2/76.md)
関連: NIP-103: Onion Routed Direct Messages (https://github.com/threeseries/nips/blob/nip-103/103.md)
#Nostr