Bip39 Mnemonic. Entropy values need to be sourced from a strong source of randomness. This suggests flipping a good coin, rolling a good dice, sounds measurements and so forth. Do NOT use phrases from guides, lyrics from music, your birthday or steet address, keyboard mashing, or nearly anything you're thinking https://gratis-directory.com/listings13111593/bip39-word-list-https-linktr-ee-bip39-5-simple-techniques-for-bip39-mnemonic