> For the complete documentation index, see [llms.txt](https://potoyang.gitbook.io/spring-in-action-v5/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://potoyang.gitbook.io/spring-in-action-v5/di-14-zhang-pei-zhi-guan-li/14.5-wei-pei-zhi-de-shu-xing-jia-mi.md).

# 14.5 为配置的属性加密

Config Server 提供的配置大多数是不需要加密的。但一些敏感信息（如密码）最好在后端存储库中以加密的形式存储。

Config Server 提供两种方式处理加密配置：

* 在 Git 存储的配置文件中，写入加密值
* 使用 HashiCorp 的保险库作为 Config Server 的后端存储，以代替 Git。

让我们看看 Config Server 为保持配置属性的机密性，是如何使用这两种方式的。我们先看一下将加密属性写入 Git 后端存储库。


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