{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the challenges that blockchain sharding technology may face?","a":"Security Challenges:  Sharding technology makes the blockchain network more complex. If a certain shard has security vulnerabilities or is subject to malicious attacks, it may pose a threat to the trust system of the entire blockchain network. Therefore, ensuring the security of sharding is crucial."}]}],"pr":"7b8affdf87532517670226c0231b3d2b7347b75a06f176dcef2556d7c63bc440"}