Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security to the wallet that works along with your seed phrase to encrypt and protect your wallet. A PIN, https://socialnetworkadsinfo.com/story19993246/bip39-wallet-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-ian-coleman-bip39