Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of protection towards your wallet that works along with your seed phrase to encrypt and defend your wallet. A PIN, Conversely, is https://wearethelist.com/story21645101/bip39-wallet-https-linktr-ee-bip39-the-best-side-of-bip39-mnemonic