> For the complete documentation index, see [llms.txt](https://xu-an.gitbook.io/sec/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xu-an.gitbook.io/sec/ab/mima.md).

# 密码学

## 一、名词解释

密码学：是一门使用秘密编码的学科\
密码分析学家： 又称为密码破解者或黑客 ，可以破解密码并读懂他人的加密消息


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