Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection on your wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://rotatesites.com/story20007353/bip39-passphrase-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic