Bip39 Seed. You would then do a primary recovery having a command such as the a single down below. (This command works by using a sample wallet file bunlded with BTCRecover) No, there isn't a technological limit to the size of your respective passphrase. Nonetheless, for your sake of memorability https://bookmarketmaven.com/story20286647/ian-coleman-bip39-https-linktr-ee-bip39-not-known-details-about-bip39-list