Bip39 Word List Numbers. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of safety to your wallet that actually works together with your seed phrase to encrypt and protect your wallet. A https://bookmarkspiral.com/story18715980/bip39-wallets-https-linktr-ee-bip39-an-unbiased-view-of-bip-39