Bip39 Standard. The passphrase isn't chosen from the predefined list of 2048 words – it might be any word or phrase you decide on. This could include making a immediate backup, a cryptic hint that only you'll understand, sharing elements of the passphrase with dependable relatives. In any case it https://letsbookmarkit.com/story19568916/bip39-passphrase-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-wallets