Bip39 Vs Slip39. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, from the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works along with your seed phrase to encrypt and secure your wallet. A PIN, https://bookmarkindexing.com/story18914046/bip39-wallet-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting