Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of safety to the wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://advicebookmarks.com/story26584866/bip39-https-linktr-ee-bip39-a-review-of-bip39-generator