Bip39 Vs Slip39. Is passphrase the same as PIN? No, a passphrase isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of safety for your wallet that works along with your seed phrase to encrypt and guard your wallet. A PIN, However, https://social-medialink.com/story4354554/bip-39-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained