Bip39 Ian Coleman. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of safety for your wallet that works together with your seed phrase to encrypt and defend your wallet. A PIN, https://mediajx.com/story21483229/ian-coleman-bip39-https-linktr-ee-bip39-the-bip39-wallet-diaries