Bip39 Passphrase Generator. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of safety to the wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, Alternatively, is https://socialioapp.com/story4340729/bip39-https-linktr-ee-bip39-an-unbiased-view-of-bip-39