For security purposes, you can set the password as expired to force the user to provide a new password at first login.

出于安全考虑，您可设置密码过期，来强制用户在首次登录时提供新密码。

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The script contained in Listing 2 creates a user with the initial password set, though the method of informing the user of their new password is a manual one.

清单2中的脚本创建一个用户并设置初始密码，但是将新密码通知给用户是个手工任务。

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Use the login screen to set up a new user and log in. You can also log in on the console as root, no password required.

使用登录界面建立一个新的用户然后登录，您也可以在控制台上以root登录，不需要密码。

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