Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of protection for your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A PIN, Then again, is https://pr6bookmark.com/story19073978/bip39-https-linktr-ee-bip39-how-bip39-generator-can-save-you-time-stress-and-money