Bip39 Seed Generator. Is passphrase similar to PIN? No, a passphrase will not be the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of security towards your wallet that works along with your seed phrase to encrypt and secure your wallet. https://zbookmarkhub.com/story19153224/bip-39-https-linktr-ee-bip39-getting-my-ian-coleman-bip39-to-work