Bip39 Mnemonic Code Converter Tool. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. https://bookmark-dofollow.com/story21405494/bip39-mnemonic-https-linktr-ee-bip39-5-essential-elements-for-bip-39