Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection on your wallet that actually works alongside your seed phrase to encrypt and shield your wallet. A PIN, https://hylistings.com/story20122492/bip39-wallets-https-linktr-ee-bip39-bip39-words-an-overview