{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the challenges of blockchain technology in data sharing and privacy protection?","a":"Performance and Scalability: The core components of blockchain technology, such as consensus algorithms and encryption algorithms, have low performance and limited scalability when dealing  with large amounts of data. This poses challenges for blockchain in processing large-scale data sharing and transmission."}]}],"pr":"2fb1e6775c37fd1af5dc046e087ad3ce03ed04eae32c6fb689fc7898938f60b0"}