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Lesson 5: The Windows Security Dialog Box
This lesson explains the options and functionality of the Windows Security
dialog box.
After this lesson, you will be able to
- Identify the features of the Windows Security dialog box.
Estimated lesson time: 5 minutes
Using the Security Dialog Box
Windows 2000 gives you access to the Windows Security dialog box, which provides information such as the user account currently logged on and the domain or computer to which the user is logged on. This information is important for users with multiple user accounts, such as a user who has a regular user account as well as a user account with administrative privileges.You access the Windows Security dialog box by pressing Ctrl+Alt+Delete.
Figure 1.6 shows the Windows Security dialog box, and Table 1.3 describes
the Windows Security dialog box options.
Figure 1.6 Windows Security dialog box
Table 1.3 The Windows Security Dialog Box Options
| Option | Description |
|---|---|
| Lock Computer | Allows you to secure the computer without logging off. All programs remain running. You should lock your computer when you leave for a short period of time. The user who locks the computer can unlock it by typing a valid password in the Password box.An administrator can also unlock a locked computer, logging off the current user. |
| Log Off | Allows you to log off as the current user and close all running programs, but leaves Windows 2000 running. |
| Shut Down | Allows you to close all files, save all operating system data, and prepare the computer so that you can safely turn it off. |
| Change Password | Allows you to change your user account password. You must know the old password to create a new one. This is the only way you can change your own password. Administrators can also change your password. |
| Task Manager | Provides a list of the current programs that are running, a summary of overall CPU and memory use, and a quick view of how each program, program component, or system process is using the CPU and memory resources. You can also use Task Manager to switch between programs and to stop a program that isn't responding. |
| Cancel | Closes the Windows Security dialog box. |
Lesson Summary
In this lesson, you learned that you access the Windows Security dialog box by pressing Ctrl+Alt+Delete, and that this dialog box provides information such as the user account currently logged on and the domain or computer to which the user is logged on. You also learned that you can use the Windows Security dialog box to lock your computer, to change your password, to log off your computer while leaving Windows 2000 running, to shut down your computer, and to access Task Manager.
