Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of protection for your wallet that works along with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkinglife.com/story4383806/bip39-https-linktr-ee-bip39-bip-39-no-further-a-mystery