Bip39 Mnemonic Code Converter Tool. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of safety to the wallet that works together with your seed phrase to encrypt and safeguard your wallet. A PIN, https://bookmark-template.com/story22737164/bip39-https-linktr-ee-bip39-an-unbiased-view-of-bip-39