The 2nd China Trusted Blockchain Security Attack and Defense Contest came to an end, Okey Cloud Chain and other teams won the first prize

According to a report from the World Wide Web, on November 20, the finals of the "Second China Trusted Blockchain Security Attack and Defense Competition" sponsored by the Chengdu Municipal People's Government and China Academy of Information and Communications Technology came to an end. 118 participating teams, including China Mobile and China Mobile, have demonstrated their respective ecological construction of blockchain applications. Among them, the two teams participating in the Okey Cloud Chain for the first time won the national first prize and second prize from the 118 participating teams. .