Bip39-Standalone. Is passphrase similar to PIN? No, a passphrase will not be the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an additional layer of protection to the wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, However, https://socialstrategie.com/story4243415/bip39-passphrase-https-linktr-ee-bip39-a-review-of-bip39-word-list-pdf