{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure the privacy and security of data?","a":"Decentralization: Blockchain adopts a decentralized  network architecture, where data is not managed by a single central institution but is distributed across multiple nodes. This decentralized feature reduces the risk of data breaches, as attackers cannot obtain information from the entire database by attacking a single node."}]}],"pr":"cb57056867754cf68c4bc0d73044fc854e6a56d472ecaac91325cf0c6727b5d3"}