数据库安全

• This course is intended to provide some specifics concepts such as the methodology of hacking , incident handling , encryption , physical security , database security , e - commerce security
  这个课程的目标是为学员提供一些深入的概念：如黑客攻击手段、安全事件的处理响应、加密技术、物理安全、数据库安全、电子商务安全等。
• Part 1 of this article will introduce the concepts of referential integrity and security , and discuss some tools and techniques for testing them . part 2 of the article will address additional topics
  本文的第一部分引入引用完整性与数据库安全这两个概念，并且讨论测试这两者的一些工具和技巧。第二部分讨论额外的话题。
• With the rapid development of information and technology , database faces more serious security situation . research in the concurrency controls has been an important part in the field of security database
  信息技术的迅速发展使数据库面临的安全问题更加复杂,并发控制( concurrencycontrol )是数据库安全领域的一个重要部分。
• Database security theory and technology is an important research field of database theory . in this paper , we focus on secure data modle , inference control and transaction processing in multilevel secure environment
  如何保护数据库的安全成为信息安全中一个重要的研究方向。数据库安全理论和技术是数据库理论研究的重要方向。
• Distribute database method is adopted in the designing , drawing flow chart , bringing forward the security technology of distribute database , solving the problem of data synchronization and file comeback
  设计中采用数据库分布式设计方法，绘制了数据流程图，提出了分布式数据库安全技术，解决了数据同步和数据库文件恢复问题。
• 3 ) user authentication based on keystroke features . database security is meaningless if the password is stolen . current approach for authentication based on biometrics must be supported with special hardware device with high expense
  3 )基于击键特征的用户认证机制。针对一旦口令失窃，数据库安全就无从谈起。而现有的各种生物认证技术又需要特殊的硬件支持，价格昂贵。
• The typical scheme has two serious disadvantages , one of which is that the encryption system based on the scheme can run on a single comptuter , and the other is that it lacks of flexibility and rationality in key management
  本文在设计数据库加密系统方案的过程中在保证数据库安全的前提下力图解决该典型方案的两个重大不足:一是适用范围较窄,另一个是密钥管理方案不合理。
• Based on a plenty of papers , technology reports and dissertations , this dissertations make some research works on the field of secure dbms in accordance with the reality of our country , the main points are as follows : 1
  信息安全保障能力是21世纪综合国力、经济竞争实力和生存能力的象征,受到国家的高度重视。因此，进行数据库安全方面的理论与应用研究，具有较高的现实意义和理论意义。
• To make sure the railway sell - ticket system running under security , we empolders the system of database security communication ; the system is one of the railway security sell - ticket system , afford the security channel for data translate and the control of accessing
  为了保证铁路售票系统的安全运行，我们开发了数据库安全通信系统，该系统作为铁路安全售票系统的主要子系统，提供了数据传输的安全通道及访问控制，已经通过了公安部的评审。
• The basic structure of the system is built through the use of 3 - tier distributed technology . based on the analysis of the principle and characteristics of midas middleware , an in - depth study of data upgrading , data integrity and system security in the 3 - tier distributed environment is offered . several customized transaction rules are designed to ensure the integrity of data and the system security pattern , database security pattern and data encryption techniques are integrated to guarantee the security of data
  利用三层分布式技术作为系统软件的基本结构，在分析midas中间件的基本原理和技术特点的基础上对三层分布式结构下的数据更新、数据完整性保证和系统安全性进行了深入研究，用自定义事务处理规则保证了数据的完整性，综合使用系统安全模式、数据库安全模式和数据加密技术保证了数据的安全性。