Bip39 Online. Is passphrase the same as PIN? No, a passphrase will not be similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of stability to the wallet that actually works along with your seed phrase to encrypt and protect your wallet. https://socialislife.com/story5111961/bip39-https-linktr-ee-bip39-not-known-details-about-bip39-list