Bip39 Compatible Wallet. Is passphrase similar to PIN? No, a passphrase isn't the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of protection for your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A PIN, https://social40.com/story4515750/bip39-wallet-https-linktr-ee-bip39-a-review-of-bip39-generator