Bip39 Seed Generator. Is passphrase the same as PIN? No, a passphrase just isn't the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of stability on your wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. https://naturalbookmarks.com/story18824466/bip-39-https-linktr-ee-bip39-a-review-of-bip39-generator