作者在教育卡密钥管理系统的研究和开发过程中，发现没有一套完整的、全面的、可信的密钥管理体系可供参考。

There is little paper about the key-management architecture during my development and research in the System of Education Card Key-management.

youdao

作者在教育卡密钥管理系统的研究和开发过程中，发现没有一套完整的、全面的、可信的密钥管理体系可供参考。

There is little paper about the key-management architecture during my development and research in the System of Education Card Key-management.

youdao