英语翻译网络时代的到来,使得安全问题已经涉及到国家主权等许多重大问题.由于当前对网络的安全措施不利,世界各国遭受了巨大的损失.因此,网络上安全问题已成为一个迫切需要解决的问

Question

英语翻译
网络时代的到来,使得安全问题已经涉及到国家主权等许多重大问题.由于当前对网络的安全措施不利,世界各国遭受了巨大的损失.因此,网络上安全问题已成为一个迫切需要解决的问题.本文就网络安全面临的威胁及其内涵发生的根本变化,论述了网络的安全模型原理,提出了多层次防护系统的安全策略,详细的说明了防火墙、入侵检测、数据加密等技术的分类和主要技术特征,说明在实际应用中的一般原则.
要求用被动态和过去时

Answer 1

Arrival of network ages make the safe problem have already involved a national sovereignty to wait many important problems.Because at present to the safe measure disadvantage of network,the international community suffered huge great damage.Therefore,the safe problem has become one on the network urgent need the problem for resolve.The basic variety of threat and its content occurrence that this text faces for the network safety,discussed the safe model principle of network,put forward the safe strategy of multi-layer protection system,expatiation fire wall,invade an examination,data to encrypt etc.technical classification and main technique characteristic,elucidation in physically the application of general principle.