Bip39 Seed Phrase. Is passphrase similar to PIN? No, a passphrase just isn't the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of stability to the wallet that works along with your seed phrase to encrypt and guard your wallet. A https://bookmarkinginfo.com/story18782294/bip39-wallet-https-linktr-ee-bip39-a-review-of-bip39-words