Bip39 Online. Is passphrase the same as PIN? No, a passphrase is just not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of stability on your wallet that actually works together with your seed phrase to encrypt and guard your wallet. https://bookmarkextent.com/story20317500/bip39-wallet-https-linktr-ee-bip39-the-fact-about-bip-39-that-no-one-is-suggesting