Bip39 Github. Is passphrase the same as PIN? No, a passphrase is not really similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of safety towards your wallet that actually works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://getsocialpr.com/story20224526/bip39-mnemonic-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled