Bip39 Seed. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of security for your wallet that actually works along with your seed phrase to encrypt and defend your wallet. A PIN, https://friendlybookmark.com/story18571633/bip39-generator-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work