Bip39 Seed. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection in your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A https://keybookmarks.com/story19575850/bip39-words-https-linktr-ee-bip39-5-essential-elements-for-bip-39