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。
Those include functional modules, related data structure, frames of message encoding, certificate management database, ring of keys, concrete information flows for access control and so on.
完整设计了模型的整个可实现框架：包括各组成模块的功能、相关数据结构和消息编码格式、证书管理库和密钥环的设计，以及具体的访问控制流程等。
Those include functional modules, related data structure, frames of message encoding, certificate management database, ring of keys, concrete information flows for access control and so on.
完整设计了模型的整个可实现框架：包括各组成模块的功能、相关数据结构和消息编码格式、证书管理库和密钥环的设计，以及具体的访问控制流程等。
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