Bip39 Dictionary. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of stability to your wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, On the https://wavesocialmedia.com/story4580130/bip39-wallets-https-linktr-ee-bip39-bip39-generator-an-overview