Bip39 Standard. Is passphrase similar to PIN? No, a passphrase will not be the same as a PIN. A passphrase, inside the context of Bitcoin wallets, is an additional layer of security in your wallet that actually works together with your seed phrase to encrypt and protect your wallet. A https://livebookmarking.com/story19016088/bip39-wallet-https-linktr-ee-bip39-a-review-of-bip39-words