21世纪以来 ,信息技术、信息产业、信息经济日益成为科技、经济、社会发展的主导因素 ,在医疗卫生领域 ,信息化概念的引入 ,越来越多的医院正进行着医院信息网络系统建设 ,其中 ,网络安全问题不容忽视 ,成为决定医院信息网络系统建设成败的关键之一。首先我们看看有哪些威胁网? Since the 21st century, information technology, information industry and information economy have increasingly become the dominant factor in the development of science and technology, economy and society. With the introduction of the concept of informationization in the medical and health field, more and more hospitals are carrying out the construction of hospital information network system, Among them, the problem of network security can not be ignored, and it becomes one of the keys to decide the success of hospital information network system construction. First of all, let’s see what threat network?