Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of stability on your wallet that actually works together with your seed phrase to encrypt and guard your wallet. A PIN, https://bookmarkbells.com/story18794880/bip39-word-list-https-linktr-ee-bip39-bip39-words-an-overview