Bip39 Passphrase Generator. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of stability on your wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. https://bookmarkspy.com/story20052564/bip-39-https-linktr-ee-bip39-a-review-of-bip39-word-list-pdf