Bip39 Generator. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of security towards your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A PIN, https://sparxsocial.com/story9121681/bip39-mnemonic-https-linktr-ee-bip39-a-review-of-bip39-generator