Bip39 Wallet. Is passphrase the same as PIN? No, a passphrase isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety in your wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, Alternatively, https://socialtechnet.com/story4110076/bip-39-https-linktr-ee-bip39-not-known-facts-about-bip39