Bip39 Standard. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an additional layer of protection in your wallet that works together with your seed phrase to encrypt and shield your wallet. A PIN, Then again, https://getsocialnetwork.com/story4567672/bip39-words-https-linktr-ee-bip39-bip39-words-fundamentals-explained