Bip39 Seed Generator. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an extra layer of safety on your wallet that actually works along with your seed phrase to encrypt and shield your wallet. A https://wearethelist.com/story21040821/bip39-passphrase-https-linktr-ee-bip39-bip39-wallet-can-be-fun-for-anyone