Bip39 Words. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security on your wallet that actually works along with your seed phrase to encrypt and guard your wallet. https://thebookmarkid.com/story19666207/bip-39-https-linktr-ee-bip39-bip39-words-secrets