Bip39 Deutsch Just one example of manually generating entropy could well be flipping a coin. But if an attacker offers you a coin that's weighted a bit in favor of heads, your initial source of entropy should have been corrupted. Anybody else who discovers the phrase can steal the bitcoins. https://seobookmarkpro.com/story18717013/bip39-vs-bip44-the-fact-about-bip39-phrase-that-no-one-is-suggesting