Bip39 Passphrase. Is passphrase similar to PIN? No, a passphrase is just not the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of security in your wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, https://bookmarkshq.com/story21142051/bip39-words-https-linktr-ee-bip39-the-best-side-of-bip39