Bip39 Standard. You'll then do a essential recovery using a command similar to the a single under. (This command works by using a sample wallet file bunlded with BTCRecover) No, there isn't any complex Restrict for the size of your passphrase. On the other hand, with the sake of memorability https://top100bookmark.com/story19673672/bip39-wallets-https-linktr-ee-bip39-bip39-generator-an-overview