Bip39 Mnemonic. Is passphrase the same as PIN? No, a passphrase isn't the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection to the wallet that actually works together with your seed phrase to encrypt and protect your wallet. A PIN, https://socialupme.com/story4190666/bip39-mnemonic-https-linktr-ee-bip39-an-unbiased-view-of-bip-39