Bip39 Mnemonic. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of safety in your wallet that works together with your seed phrase to encrypt and safeguard your wallet. A PIN, https://bookmarkstown.com/story18861174/bip39-wallets-https-linktr-ee-bip39-the-best-side-of-bip39