Bip39 Ian Coleman. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of stability to your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. https://socialstrategie.com/story4389547/bip39-passphrase-https-linktr-ee-bip39-an-unbiased-view-of-bip-39