{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the privacy and security of data?","a":"Decentralization: Blockchain adopts a decentralized network architecture, where data is not dependent on a single central node for storage and management, but is distributed across multiple nodes. This distributed characteristic makes it  difficult for attackers to compromise the entire network, thereby improving data security."}]}],"pr":"04d82e0f58e55a05cce07e1c5ae6a49492c0a14a1f7e8551a477d4c9a2a15bda"}