Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection to your wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, https://lingeriebookmark.com/story8487261/bip-39-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean