Bip39 Passphrase. Is passphrase the same as PIN? No, a passphrase will not be similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety in your wallet that actually works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, https://socialtechnet.com/story4507796/bip39-generator-https-linktr-ee-bip39-the-best-side-of-bip39