Bip39 Mnemonic Code Converter Tool. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection in your wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://lingeriebookmark.com/story9418589/bip39-passphrase-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic