Application developers should keep whatever code they need to write to implement the required security functionality in some separate module that will be replaced by bought infrastructure over time.

应用程序开发者应该把他们要实现所需的安全性功能而需要编写的所有代码都保留在某个单独的模块中，将来这个模块会被买来的基础架构代替。

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Security role definition changes: If a module level operation results in changes to application security role definitions, then the entire application may be recycled for any module level changes.

安全角色定义更改：如果模块级别操作导致应用程序安全角色定义更改，则会因为任何模块级别的更改而导致整个应用程序重新启动。

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By adding the mod_security module to the Apache Web server, you can change the reverse proxy server to an application gateway and provide even more security to the Web application.

通过在Apache Web服务器中添加mod_security模块，即可将反向代理服务器改为应用网关，并为Web应用程序提供更高的安全性。

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