{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What is the contribution of blockchain technology to information security?","a":"Decentralization: Blockchain adopts a decentralized network architecture, where data is not stored and managed on a single central node, but is distributed across multiple nodes throughout the network, reducing the risk of  single-point failure."}]}],"pr":"62adadb351e4a015aa7b2e9cc9e76ff2ba94221a620b23dc91b3a0bb0edb16bf"}