{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology solve the security problem of data?","a":"Decentralization: Blockchain technology  adopts a distributed network architecture, with data stored on multiple nodes rather than a single central server. This decentralized design makes it difficult for attackers to breach the entire system, thereby improving the security of the data."}]}],"pr":"fa12259dc64d8621bdddbda30ec388fb6a013abad8326d46acffd0a4996e5fbe"}