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1.入侵检测系统简述作为信息基础设施,互联网已经渗透到我国经济社会的各个领域。个人、企业、政府在便捷地使用互联网进行社交、购物和办公等活动的同时,也面临着日益突出的网络安全问题。网络安全面临病毒、未授权访问、窃听等多种攻击手段的威胁。这些威胁有的来自网络系统内部,有的来自网络系统外部。网络安全的本质是确保网络系统在正常稳定工作时,网络系统的硬件、软件及数据不被破坏和泄露,同时在未经授权的情况下不得对数据进行修改。
1. Intrusion Detection System Brief As an information infrastructure, the Internet has infiltrated all areas of our economy and society. As individuals, businesses and governments use the Internet for social networking, shopping and office activities, they are also facing increasingly prominent cybersecurity issues. Network security faces threats such as viruses, unauthorized access, eavesdropping and other attacks. Some of these threats from within the network system, some from outside the network system. The essence of network security is to ensure that the network system is in normal and stable work, the network system hardware, software and data are not destroyed and leaked, at the same time without unauthorized data shall not be modified.