Bip39 Mnemonic. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of safety for your wallet that works together with your seed phrase to encrypt and protect your wallet. A https://bookmarkfly.com/story19155667/bip39-passphrase-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic