{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the privacy protection measures in blockchain technology?","a":"Security analysis of consensus algorithms: Conducting security analysis and evaluation on different consensus algorithms (such as proof of work, proof of stake, etc.) to ensure they can  effectively resist attacks such as Byzantine fault, double spending, etc."}]}],"pr":"e1747df27954e79fe77684eb1e34e55ad9764e6c0e5864d46027864c42b6238e"}