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chap08 安全检测技术（Chap08 security detection technology）.doc

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chap08 安全检测技术（Chap08 security detection technology）

chap08 安全检测技术（Chap08 security detection technology） This article is contributed by you, TO and I TO Ppt documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. The eighth chapter is security detection technology -1- within 8.1, 8.2, 8.3, intrusion detection technology, vulnerability detection technology, audit tracking -2- 8.1 intrusion detection technology Intrusion detection technology is one of the most dynamic security technology. The traditional operating system reinforcement technology and firewall isolationtechniques are static security and defense technology, the attack means change rapidly under the network environment lack of active response. Intrusion detection is a reasonable supplement of firewall, help the system cope with the network attack, and expand the system administrator safety management capability (including security audit, monitoring, attack recognition and response), and increase the integrity of information security infrastructure. It from the computer network system in a number of key points to collect information, analyze information, check whether the violation of security policy and signs of attack. Intrusion detection is considered to be a firewall the second line of defense, to provide real-time protection against the internal and external attacks and misuse. -3- 8.1.1 Sense of detection Intrusion detection (Intrusion Detection) technology is a kind of dynamic detection of network intrusion detection technology, () is mainly used for identification of computer and cyber source for malicious behavior, technology, mainly used for the identification of computer and cyber source for malicious behavior, including intrusion behavior and internal users from external users of unauthorized activities. The intrusion from external and internal users including user unauthorized activities. Once the network intrusion phenomenon, it should respond appropriat