Bip39 Seed Phrase. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of security on your wallet that actually works alongside your seed phrase to encrypt and defend your wallet. A https://bookmarkindexing.com/story18678065/bip-39-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled