Bip39 Mnemonic Code Converter Tool. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of safety for your wallet that works together with your seed phrase to encrypt and safeguard your wallet. A https://bookmarklinking.com/story4921479/bip39-wallet-https-linktr-ee-bip39-not-known-details-about-bip39-wallets