Bip39-Standalone. Is passphrase the same as PIN? No, a passphrase is just not the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of stability to your wallet that actually works along with your seed phrase to encrypt and secure your wallet. A https://socialimarketing.com/story4390758/bip39-mnemonic-https-linktr-ee-bip39-a-review-of-bip39-words