{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the contribution of blockchain technology to data security?","a":"Immutability of data: Blockchain employs encryption algorithms to ensure that data cannot be tampered with  when added to the chain. Each transaction is interconnected with previous ones, forming a tamper-proof data chain. This makes any attempts to tamper with data identifiable, ensuring the authenticity of the data."}]}],"pr":"5d6e2a9f1573dc52610484a1850606caab29e1b59a00c9d72e98864f0c53a87f"}