Bip39 Online. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security to your wallet that works along with your seed phrase to encrypt and safeguard your wallet. A PIN, Alternatively, is https://bookmarknap.com/story9445313/bip39-word-list-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work