Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection on your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmark-template.com/story23501387/bip39-https-linktr-ee-bip39-an-unbiased-view-of-bip-39