Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works alongside your seed phrase to encrypt and shield your wallet. A PIN, https://guidemysocial.com/story4239102/bip39-mnemonic-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy