Bip39 Standard. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of stability towards your wallet that works along with your seed phrase to encrypt and secure your wallet. A https://socialbuzzmaster.com/story4734690/bip39-passphrase-https-linktr-ee-bip39-a-review-of-bip39-generator