Bip39 Standard. Is passphrase the same as PIN? No, a passphrase just isn't the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of safety towards your wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, https://tetrabookmarks.com/story19408627/bip39-wallets-https-linktr-ee-bip39-top-guidelines-of-bip39-words