Bip39 Mnemonic. Is passphrase the same as PIN? No, a passphrase is not really the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of stability to the wallet that works along with your seed phrase to encrypt and shield your wallet. A https://social-lyft.com/story8709463/bip39-passphrase-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic