构建防火墙应用程序 [英] Building a firewall application
问题描述
目前我正在申请为私人公司客户，谁想要交出Android设备为其员工提供防火墙保护：
Currently I am working on application for private corporate client who wanted to hand over android devices to its employees with firewall protection:
我需要实现我需要你的指导两大方面：
I need to implement two major things where I need your guidance:
- 限制几类应用下载/安装任何可能
- 在阻止浏览器的几个网站
我没有关于上述两个线索，我只是需要从那里我需要开始为我试着上网冲浪互联网，但没有得到什么指导。
I have no clue regarding above two, I just need a guidance from where I need to start as I tried surfing over Internet but didn't get anything.
在此先感谢。
推荐答案
首先，您在研究移动设备的基本概念应该投入时间。这些都是个人设备，默认情况下任何人都拥有这些设备可以自定义设置。除非您修改的东西在操作系统级别和实施的限制，在内核级别。
First of all your should invest time in researching basic concept of mobile devices. Those are personal devices and By Default anybody owning those devices can customize the setting. Unless you modify things at OS level and implement your restrictions at Kernel Level.
有机会，你可以根据国家限制应用程序下载，但它是一个开放的市场，你不能限制用户下载一个类型的应用程序。他们可以从任何他们想要的下载。
There are possibilities you can restrict Application Download based on country but It is an open market you can not restrict user to download one type of application. They can download from it from whatever they want.
有关操作系统级编程目的，你需要投入时间了解插件和Android操作系统的前前后后，以及如何定制它，使自己的身材（如果需要的话）。
For OS Level Programming purpose you need to invest time understanding Ins and Outs of Android OS and how to customized it and make your own build ( if required ).
他们有些是：
在我看来，这是自定义你的Android打造最好的解决方案。如果你开发的上述任务自定义应用程序。机会是用户可以删除或者卸载这些应用程序。
In my opinion this is the best solution to customized your Android Build. If you develop custom application for above task. Chances are Users can delete or uninstall those application.
有些人能提供一个更好的主意！
Some one else can provide a better idea !
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