Bip39 Words. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of security to the wallet that works together with your seed phrase to encrypt and defend your wallet. A PIN, on https://socialwebleads.com/story4189182/bip39-wallet-https-linktr-ee-bip39-the-fact-about-bip-39-that-no-one-is-suggesting