{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address network attacks and security threats?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, with data distributed across  multiple nodes without a centralized storage and management center. This makes it difficult for hackers to invade and tamper with data, improving the overall security of the system."}]}],"pr":"d95321e2ec5557e8c9dde78bdf5ae1841cf8ee2e00b356018a9abe7702b2e250"}