Bip39 Standard. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of safety in your wallet that works alongside your seed phrase to encrypt and shield your wallet. A PIN, Then again, https://fatallisto.com/story8482427/bip39-mnemonic-https-linktr-ee-bip39-a-review-of-bip39-word-list-pdf