Bip39 Compatible Wallet. Entropy values must be sourced from a strong supply of randomness. What this means is flipping a fair coin, rolling a fair dice, noise measurements and so forth. Never use phrases from books, lyrics from songs, your birthday or steet address, keyboard mashing, or anything at all https://sectordirectory.com/listings724962/bip39-checksum-https-linktr-ee-bip39-an-unbiased-view-of-bip39-passphrase