To enhancing the wireless sensor network's security in target tracking and locating application, a tracking cluster based mobile cluster distributed group rekeying protocol (MCDGR) was proposed.

为解决当前无线传感器网络在目标定位与跟踪等领域的安全问题，提出了一种建立在自动跟踪簇基础上的动态簇密钥更新算法MCDGR。

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With the rise of the Internet, TCP / IP protocol used cluster, the endless variety of applications, the traditional fixed network, mobile network and the Internet more and more closely linked.

随着互联网的兴起，TCP/IP协议簇的采用，各种应用层出不穷，传统的固定网、移动网与互联网的联系越来越紧密。

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