Bip39 Mnemonic Generator. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of safety for your wallet that actually works along with your seed phrase to encrypt and shield your wallet. A PIN, https://bookmarkhard.com/story18830759/bip39-mnemonic-https-linktr-ee-bip39-bip39-words-secrets