{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address data storage and transmission security issues?","a":"Consensus mechanism: Blockchain adopts  a consensus mechanism to ensure the integrity and security of the data. The consensus mechanism prevents unauthorized modifications to the data and ensures that the data remains consistent across the entire network."}]}],"pr":"87b078511de2031f4e6c186908502d7aafd56a9898ac90373ca4f35ff6c185a9"}