Bip39 Github. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of protection on your wallet that actually works along with your seed phrase to encrypt and protect your wallet. A PIN, Conversely, is https://binksites.com/story8570097/bip39-mnemonic-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic