{"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":"Decentralized storage: Blockchain uses a distributed node consensus method to store data. The  decentralization of data storage helps to reduce the risk of single-point failures and avoids the potential data breaches that may arise from centralized storage."}]}],"pr":"18e1ee658bb5c7175be7755a0d72ecc28925913ed8ba04184a83da600c43e67f"}