Bip39 Ian Coleman. Entropy values has to be sourced from a powerful source of randomness. This suggests flipping a good coin, rolling a fair dice, noise measurements and so forth. Never use phrases from textbooks, lyrics from tracks, your birthday or steet tackle, keyboard mashing, or nearly anything you believe https://adirectoryplace.com/listings13149519/bip39-word-list-numbers-https-linktr-ee-bip39-an-unbiased-view-of-bip39-passphrase