Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A https://bookmarkproduct.com/story18763516/bip39-wallet-https-linktr-ee-bip39-bip-39-no-further-a-mystery