Bip39 Tool. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of security to the wallet that actually works alongside your seed phrase to encrypt and guard your wallet. A PIN, Then again, https://rankuppages.com/story4132711/bip39-https-linktr-ee-bip39-the-fact-about-bip39-words-that-no-one-is-suggesting