{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the PoA consensus mechanism in blockchain improve the stability and security of the network?","a":"Reducing the risk of malicious attacks: Authority nodes validate transactions and blocks among themselves, thus reducing the success rate of malicious attackers attempting to tamper with data or launch attacks. Due to the relatively small number of authority nodes,  attackers must simultaneously target multiple nodes to achieve a successful attack."}]}],"pr":"dc20cb93db01740526461ce05ded19c40c96f0f513ecd30856284d1732b249cc"}