Bip39 Checksum. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection for your wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, Alternatively, is https://bookmarkingace.com/story19539868/bip39-passphrase-https-linktr-ee-bip39-an-unbiased-view-of-bip-39