信息安全管理正成为当前全球的热门话题,建立健全信息安全管理体系对企业的安全管理工作和企业的发展意义重大.信息技术在加速企业发展的同时,也给企业带来了各种各样的威胁.文中在跟踪现有的信息安全管理实际状况的基础上,分析各项威胁对信息系统造成的影响,并讨论基于生命周期建立一套信息安全管理体系所经历的四个阶段的主要内容及其作用.确保信息的完整性、可用性和保密性,从而保持业务运作的持续性和组织的竞争优势.%Information security management is becoming a hot topic.it is important to establish a good information security management for the manage work and the development of enterprise. While the information technology could accelerate the development of enterprises, it brings a variety of threats to business. Based on the current state of information security management,analyse the impact on the information system from every threat and discuss the content and function of the four stages to establish information security management system on life cycle. Ensure the integrity, the availability and the confidentiality of information so as to maintain a competitive advantage and business continuity.
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