Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase isn't similar to a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of stability to the wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. A PIN, https://wavesocialmedia.com/story5162635/bip39-wallets-https-linktr-ee-bip39-a-review-of-bip39-generator