Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works together with your seed phrase to encrypt and safeguard your wallet. A PIN, on https://getsocialselling.com/story4804932/bip39-words-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work