Bip39 Mnemonic. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection in your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, However, https://gogogobookmarks.com/story19134755/bip39-wallets-https-linktr-ee-bip39-the-best-side-of-bip39