{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the impact of blockchain technology on personal privacy and security?","a":"Decentralized control: Blockchain technology adopts a decentralized network architecture, where data storage and transmission no longer rely on a single central node, but are distributed across multiple nodes  throughout the network. This decentralized feature can effectively prevent data tampering and attacks, thereby enhancing the security of individual privacy."}]}],"pr":"1312d426556b79ac9517a6369f45e8dd7a724e99be9860973c6c868c8daacfe1"}