Bip39 Seed Generator. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of security for your wallet that works along with your seed phrase to encrypt and protect your wallet. https://bookmarkity.com/story18757429/bip-39-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic