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当今社会信息飞速发展,互联网已经遍及各行各业,每个企业与单位都建立了自己独有的局域网。计算机网络的飞速发展也给人们的生产、生活和工作提供了巨大的便利,人们可以通过互联网进行网上购物、银行转账等各种商业活动。但伴随着计算机网络的发展,网络在带给我们便利的同时,也给我们带来了烦恼。网络的开放性与共享性、系统的复杂性、边界不确定性以及路径不确定性等,都导致了网络安全性问题的发生,使得网络很容易受到外界的攻击和破坏,同样也使得数据信息的保密性受到严重影响,这就需要人们采取有力的方法与措施,维护网络安全。
The rapid development of social information today, the Internet has been in all walks of life, each business and unit have established their own unique LAN. The rapid development of computer networks has also provided tremendous convenience to people’s production, living and work. People can conduct various business activities such as online shopping and bank transfer through the Internet. However, along with the development of computer networks, the network brings us convenience while bringing us troubles. The openness and sharing of the network, the complexity of the system, the uncertainty of the boundary and the path uncertainty all lead to the occurrence of the network security problem, which makes the network vulnerable to attack and destruction by the outside world, and also makes the data information The confidentiality of the Internet is seriously affected, which requires people to adopt effective methods and measures to maintain cybersecurity.