Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security to the wallet that actually works along with your seed phrase to encrypt and guard your wallet. A https://socialbuzzfeed.com/story5097855/bip39-wallets-https-linktr-ee-bip39-not-known-details-about-bip39-list