Bip39 Seed. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of stability in your wallet that works together with your seed phrase to encrypt and shield your wallet. A PIN, On https://listfav.com/story20639209/bip39-words-https-linktr-ee-bip39-the-best-side-of-bip39-mnemonic