To improve the security and performance of the authentification protocol in manufacturing grid, identity-based authentification protocols without random oracles were established.

为提高制造网格环境下认证协议的安全性和性能，构建了标准模型下基于身份的认证协议。

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For further security and authentification, every ring has a serial number which is stored in a database that only the Lakers themselves and the jeweler can access.

为了更进一步的确保安全和辨别度，每个戒指都有一个编码，编码储存在只有湖人队内和珠宝商可见的数据库里。

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