Bip39 Passphrase Generator. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of security to your wallet that actually works together with your seed phrase to encrypt and guard your wallet. https://bookmarkcitizen.com/story18756058/bip39-list-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic