Bip39-Standalone. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety towards your wallet that works together with your seed phrase to encrypt and secure your wallet. A PIN, Alternatively, https://bookmarkick.com/story18709397/bip39-mnemonic-https-linktr-ee-bip39-the-fact-about-bip39-wallets-that-no-one-is-suggesting