IP Multimedia Subsystem (IMS) has been accepted as the core control platform of the 3g network. Its security problems are facing severe challenges now.

IP多媒体子系统(IMS)作为3g网络的核心控制平台，其安全问题正面临着严峻的挑战。

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Research methods: in combination with the monitoring theory and experience for security protection, a visual management platform is set up by taking computer as core and adopting the.

研究方法围绕数字监控技术，建设以计算机为核心，结合安防监控的理论和经验，运用最新数字视频技术、网络通信技术构建企业的可视化管理平台。

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With the development of information technology, the advantage of trusted computer in security is much accounted of The Trusted platform module is the core of Trusted Computing PC.

随着信息技术的飞速发展，可信计算机在安全方面的优越性越来越受到国内外计算机领域工作者的重视。

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