Bip39 Seed. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of safety for your wallet that actually works along with your seed phrase to encrypt and protect your wallet. https://nanobookmarking.com/story18776215/bip39-wallets-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39