And encryption technology is the core technology of the network security technology.

而加密技术则是网络安全技术中的核心技术。

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Intrusion Detection System, new domain of Network Security, is a core research area in dynamic Information Security, but it still has many problems, especially in self-completing and self-learning.

入侵检测系统是目前安全领域较新课题，是动态安全领域的核心，但目前仍然存在很多问题，特别是具有自适应能力、能自我学习的入侵检测系统还不完善。

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The database is the core of all information systems, the security of the database usually refers to the security of the data, which is an important part of network security and information security.

数据库是所有信息系统的核心，数据库的安全通常是指其中所存数据的安全，是网络安全、信息安全的重要组成部分。

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Customers generally tend to buy an entire solution to meet their network infrastructure requirements, and Cisco has capitalized on its ability to deliver both core network equipment and security products.

FORBES: Cisco Plugs Into Network Security Business, Stock Eyes $24

Multi-core processors from Intel and others are providing massive performance enhancements for network-based security scanning elements.

FORBES: The End of the Endpoint

And for this to be possible, a core network of agents must be sustained in those places deemed momentarily quiescent and unimportant to U.S. security interests.

CENTERFORSECURITYPOLICY: Secret intelligence, the nation's first line of defense