Bip39 Mnemonic Generator. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of stability in your wallet that actually works alongside your seed phrase to encrypt and protect your wallet. https://infopagex.com/story3996952/bip39-wallet-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic