为了提高系统安全性，研究了数据保密技术。
In order to improve the security of system, data security technology is also researched.
客户端与服务器之间的交互通过WCF来实现，以减低系统模块之间的耦合度，提高系统安全性。
By using WCF, interaction between the client and server has been achieved, which reduces the coupling and safety factor in operating systems.
计算机系统安全漏洞的研究以及漏洞库的建设，对于提高系统安全性、减少安全事件发生具有重要意义。
The research on computer vulnerabilities and the building of the vulnerability database are significant in improving system's security and reducing computer security incidents.
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