Bip39 Wallet. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security for your wallet that actually works along with your seed phrase to encrypt and guard your wallet. https://social-lyft.com/story8667969/bip39-wallet-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic