Bip39 Seed Phrase. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety to your wallet that works along with your seed phrase to encrypt and guard your wallet. https://socialdummies.com/story3736379/ian-coleman-bip39-https-linktr-ee-bip39-a-review-of-bip39-words