Bip39 Generator. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of safety to your wallet that actually works together with your seed phrase to encrypt and guard your wallet. A PIN, https://thejillist.com/story9911779/bip-39-https-linktr-ee-bip39-bip39-words-an-overview