Bip39 Standard. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety in your wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, https://socialmediatotal.com/story4531619/bip39-generator-https-linktr-ee-bip39-not-known-facts-about-bip39