Bip39 Mnemonic. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security to your wallet that actually works together with your seed phrase to encrypt and defend your wallet. A PIN, Alternatively, is https://checkbookmarks.com/story4162354/bip-39-https-linktr-ee-bip39-bip39-wallet-can-be-fun-for-anyone