Bip39 Standard. Is passphrase similar to PIN? No, a passphrase is not really the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety to your wallet that actually works alongside your seed phrase to encrypt and shield your wallet. A https://bookmarkilo.com/story19420577/bip39-wallet-https-linktr-ee-bip39-a-review-of-bip39-words