Bip39 Mnemonic. Entropy values should be sourced from a strong supply of randomness. This suggests flipping a good coin, rolling a fair dice, noise measurements etcetera. Will not use phrases from textbooks, lyrics from music, your birthday or steet tackle, keyboard mashing, or everything you think that is random, because https://directoryserp.com/listings13112679/bip39-list-https-linktr-ee-bip39-not-known-facts-about-bip39-mnemonic-generator