Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security towards your wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, Then again, https://techonpage.com/story4159478/bip39-passphrase-https-linktr-ee-bip39-bip39-generator-an-overview