Bip39-Mnemonic Code One illustration of manually creating entropy will be flipping a coin. But when an attacker offers you a coin that is weighted a little bit in favor of heads, your First source of entropy will have been corrupted. Listed below are 5 strategies to produce a seed phrase, https://dailybookmarkhit.com/story18583635/bip39-checksum-failed-detailed-notes-on-bip39-phrase