Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection for your wallet that works along with your seed phrase to encrypt and secure your wallet. A https://bookmarkquotes.com/story19610450/bip39-wallet-https-linktr-ee-bip39-5-easy-facts-about-bip39-generator-described