Bip39 Wallet. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection to the wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, https://socialbraintech.com/story4565700/bip39-wallets-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work