Bip39 Wallet. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of stability for your wallet that actually works along with your seed phrase to encrypt and guard your wallet. https://thefairlist.com/story9153098/bip39-passphrase-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean