Bip39 Dictionary. Is passphrase the same as PIN? No, a passphrase just isn't similar to a PIN. A passphrase, during the context of Bitcoin wallets, is an extra layer of safety for your wallet that actually works together with your seed phrase to encrypt and defend your wallet. A PIN, https://socialimarketing.com/story4184614/bip39-https-linktr-ee-bip39-the-bip39-wallet-diaries