Bip39 Wallet. Is passphrase similar to PIN? No, a passphrase is not similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection towards your wallet that actually works together with your seed phrase to encrypt and secure your wallet. A PIN, However, https://bookmarkbooth.com/story18815171/bip39-passphrase-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy