Bip39 light standard https://jsbin.com/titaniseko A BIP39 seed phrase established with appropriate randomness cannot be guessed via brute pressure, because there are simply too lots of permutations. Simply because adding a passphrase to the seed words generates a brand new wallet, every other passphrase you enter (like a passphrase entered improperly) https://socialbuzzfeed.com/story5497335/bip39-dot-map-not-known-details-about-bip39-word-list-txt-https-linktr-ee-bip39