Bip39 Standard. You'd probably then do a fundamental recovery which has a command similar to the a single down below. (This command uses a sample wallet file bunlded with BTCRecover) No, there isn't any complex Restrict to the length of your passphrase. However, for the sake of memorability and practicality, https://hindibookmark.com/story20607615/bip39-list-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work