Bip39 Ian Coleman. 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 safety in your wallet that actually works along with your seed phrase to encrypt and guard your wallet. A PIN, https://gogogobookmarks.com/story18768516/bip39-generator-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting