Bip39 Passphrase Generator. Entropy values must be sourced from a strong supply of randomness. This means flipping a fair coin, rolling a fair dice, sound measurements and many others. Don't use phrases from books, lyrics from music, your birthday or steet handle, keyboard mashing, or something you think is random, https://ajax-directory.com/listings578502/bip39-passphrase-generator-https-linktr-ee-bip39-5-simple-techniques-for-bip39-compatible-wallet