Bip39 spec https://go.bubbl.us/ebe220/f17a?/Bookmarks You then choose to empower BIP-39 passphrase support inside your hardware wallet and stamp the passphrase(s) on a hexagonal stainless steel rod and store the rod inside of a different geographical locale towards your 24-word seed backup so that you can: Push X to abort passphrase application https://hubpages.com/@lefwenuuyr