Bip39 Mnemonic. Is passphrase the same as PIN? No, a passphrase will not be the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an extra layer of safety to the wallet that actually works together with your seed phrase to encrypt and safeguard your wallet. https://highkeysocial.com/story4551705/bip39-words-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-ian-coleman-bip39