{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can the security of blockchain technology be ensured?","a":"Decentralization: Blockchain technology adopts a decentralized network architecture, where data is not managed by a single central institution, but is distributed across numerous nodes throughout the network. This decentralized feature ensures the decentralization and fairness of data, avoiding the risks  of centralized systems being vulnerable to attacks and tampering."}]}],"pr":"5d1d10f11731640f0d79165ec74a5f9505f114d9662ab868b003ed5b22381a67"}