{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure the security of accounts?","a":"Decentralized architecture: Blockchain adopts a decentralized network architecture, where data storage  and verification are distributed across multiple nodes, avoiding a single centralized control and thereby reducing the risk of attack."}]}],"pr":"9ae141a2aebbf7ba5005453ade07cbddcc8feedccdc369e8e188f202bd4c5bc2"}