Bip39 Seed. Is passphrase similar to PIN? No, a passphrase is not the same as a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of stability to the wallet that actually works together with your seed phrase to encrypt and safeguard your wallet. A https://highkeysocial.com/story5096217/bip39-wallets-https-linktr-ee-bip39-the-fact-about-bip-39-that-no-one-is-suggesting