{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the problem of data privacy protection?","a":"Data encryption: Blockchain technology uses encryption algorithms (such as  SHA-256) to encrypt data, ensuring the security of data during transmission and storage. Only users who possess the decryption key can access and process the encrypted data, thereby protecting the privacy of the data."}]}],"pr":"38fa76a188b26024ae4a87479a80d0e5cf1c171d979996602da187fbedb5c59d"}