Bip39 Tool. Is passphrase the same as PIN? No, a passphrase isn't similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, on https://bouchesocial.com/story21027349/bip39-passphrase-https-linktr-ee-bip39-an-unbiased-view-of-bip-39