通过使用核心 Security 类，生成认证密钥并将其写入会话。
Using the core Security class, an authentication key is generated and written to the session.
我们会在文件中写入这个密钥，而Google也会使用相同的密钥。
We sign the document on our side with the secret key, and Google signs it with the same key.
个人化子系统根据数据准备系统提供的发卡数据文件和预定义的发卡脚本和各种模板，将数据和密钥等信息通过指令流写入卡片，完成整个批量发卡的流程。
Personalization subsystem receive the personal data files, personal scripts and all kinds of profiles, write the data and key into the card using APDU, complete the process of personalization.
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