{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do consensus mechanisms in blockchain ensure the security of network security?","a":"Distributed Network: Nodes in the blockchain system jointly participate in data verification and storage, forming a decentralized network structure. This structure ensures that data is difficult to be tampered with and attacked, as attackers need to break  into multiple nodes to affect the entire network."}]}],"pr":"6012c2828cd128c8289722e3976d813a6d2b8b3aa76c0088ada77261b30a19a4"}