然而，在没有签名清单的情况下，很难确保应用程序安装程序在受到中间人安全攻击时不被篡改。

However, without signed manifests, it is difficult to ensure that the application installer is not tampered in man-in-the-middle security attacks.

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在这里，您只要指定一个应用程序图标，如果用户‘安装’该应用程序，将会使用这个图标，如图1所示。

Here, you have only specified an application icon, which will be the one used if the user 'installs' the application, like in Figure 1.

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在先决条件得到满足，并完成了应用程序的安装之后，启动应用程序，逐步操作并研究幕后所发生的事情。

With the setup and prerequisites complete, start up the application and examine what goes on behind the scenes as you step through it.

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