Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase will not be the same as a PIN. A passphrase, from the context of Bitcoin wallets, is an extra layer of stability for your wallet that actually works along with your seed phrase to encrypt and secure your wallet. https://bookmarkrange.com/story21141391/ian-coleman-bip39-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-wallets