信息网络已经覆盖国家的政治、经济、军事、文化、科技和社会等诸多领域,涉及许多政府宏观决策信息、金融证券信息、科研技术信息等重要内容的存储、传输,其中许多是较为敏感的信息,甚至涉及国家机密。因此,信息网络安全成为一国经济社会发展的重要保证,也是各国在非传统国家安全领域竞逐的新焦点。在微观领域,互联网在给人们带来便利的同时,其信息安全亦成为一个不容忽视的问题。由于技术上的缺陷以及思想上缺乏重视等原 Information networks have covered many areas of the country’s politics, economy, military, culture, science and technology and society, and have involved many storage and transmission of important government decision-making information, financial securities information, scientific and technological information, many of which are more sensitive information , Even involving state secrets. Therefore, information network security has become an important guarantee for the economic and social development of a country and also a new focus of competition for various countries in non-traditional national security fields. In the microscopic field, the Internet has brought convenience to people and its information security has become a problem that can not be ignored. Due to technical shortcomings and the lack of attention to the original thought