{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain address data privacy and security issues?","a":"Decentralization: Blockchain adopts a decentralized network architecture, where data is not stored and managed  on a single central node, but distributed across multiple nodes. This decentralized feature makes it difficult for attackers to tamper or steal data, thereby improving the security of the data."}]}],"pr":"f3419ef89b6398c0b42c27a5c6cc50698212dd7109f2a0c18c39119b2643f36f"}