Bip39 Seed. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of security on your wallet that works together with your seed phrase to encrypt and protect your wallet. A PIN, https://top100bookmark.com/story19545604/bip39-list-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean