Bip39 Mnemonic Generator. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A https://bookmarkingfeed.com/story18786553/bip39-wallets-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work