Bip39 Mnemonic Generator. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection towards your wallet that works along with your seed phrase to encrypt and secure your wallet. A PIN, on https://eternalbookmarks.com/story18915813/bip-39-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled