Bip39 Tool Github One example of manually building entropy would be flipping a coin. But when an attacker gives you a coin that is weighted slightly in favor of heads, your Original supply of entropy should have been corrupted. Really don't share: Never ever share your seed phrase with anyone. https://bookmarkdistrict.com/story18392315/ellipal-joy-seed-phrase-generator-5-easy-facts-about-seed-phrase-generator-described