Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of protection in your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A https://thesocialvibes.com/story4341467/bip39-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-generator