【摘要】 从岳阳市环境信息网络系统层次结构的角度展开,通过网络运行,分析网络各个层次可能存在的安全漏洞和安全风险,并分析其解决方法,研究结果对我国各城市进行环境信息系统的安全运行具有借鉴作用.更多还原

【Abstract】 Based on Yueyang city as a case,the study described the structure of environment information system.Network security risks were analyzed in detail.Some methods to sustain system’s security were used successfully.It was certificated that the strategies and results were suitable and the system was a better choice to other cities to construct security for environmental information system.更多还原