Bip39-Standalone. Is passphrase similar to PIN? No, a passphrase will not be similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of safety to the wallet that actually works together with your seed phrase to encrypt and guard your wallet. A PIN, on https://wavesocialmedia.com/story4355659/bip39-word-list-https-linktr-ee-bip39-top-guidelines-of-bip39-passphrase