在这种情况下，操作系统信息控制台上不显示登录提示。
In this case, the login prompt is not provided by the system on the OS messages console.
现在几乎所有的程序员都采用扩展程序接口（API）来获取操作系统信息。
Today nearly all programmers use the Advanced Programming Interface (API) to receive informations about given system values.
即使操作系统自身也没有被屏蔽储存的完全访问权限，所以入侵者即便控制了操作系统信息也是安全的。
Even if the operating system itself are not shielded stored fully access control, so the invaders even operating system information is safe.
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