Bip39-Standalone. Is passphrase similar to PIN? No, a passphrase isn't similar to a PIN. A passphrase, within the context of Bitcoin wallets, is an extra layer of protection towards your wallet that works alongside your seed phrase to encrypt and safeguard your wallet. A PIN, On the flip side, is https://bookmarkplaces.com/story19124917/bip39-words-https-linktr-ee-bip39-getting-my-bip39-wallets-to-work