Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of security on your wallet that works along with your seed phrase to encrypt and defend your wallet. https://bookmarkmoz.com/story18960559/bip39-https-linktr-ee-bip39-top-guidelines-of-bip39-mnemonic