Bip39 Mnemonic Generator. Is passphrase similar to PIN? No, a passphrase is not really similar to a PIN. A passphrase, while in 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 https://redhotbookmarks.com/story19584478/bip39-word-list-https-linktr-ee-bip39-a-review-of-bip39-generator