Bip39 Github. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security towards your wallet that works along with your seed phrase to encrypt and safeguard your wallet. A PIN, on https://singnalsocial.com/story4511805/bip-39-https-linktr-ee-bip39-bip-39-no-further-a-mystery