{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the privacy and security of data?","a":"Cryptographic protection: Blockchain technology uses encryption algorithms (such as SHA-256) to encrypt data, allowing only users with the correct keys  to decrypt and access the data. This ensures the confidentiality of the data and prevents unauthorized access."}]}],"pr":"0b6142f11945131aae7768e97043d77f7239e16b2827bfd2bc935c44303c3cda"}