Bip39 Seed Phrase. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of security in your wallet that works alongside your seed phrase to encrypt and shield your wallet. https://ragingbookmarks.com/story18757631/bip39-mnemonic-https-linktr-ee-bip39-the-bip39-wallet-diaries