Bip39 Tool. Is passphrase similar to PIN? No, a passphrase will not be the same as a PIN. A passphrase, in the context of Bitcoin wallets, is an additional layer of security to your wallet that works alongside your seed phrase to encrypt and guard your wallet. A PIN, On https://webcastlist.com/story19954855/bip39-wallets-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic