the local UNIX/Linux system password database (/etc/passwd);
本地UNIX/Linux系统密码数据库（/etc/passwd）；
When passwd is assigned to the user or when user logs in.
给用户分配密码时，或用户登录时。
So all users in Linux reside in a file called /etc/passwd.
Linux中的所有用户都存放于 /etc/passwd文件中。
Various GUI tools can then ask passwd to do the actual changing.
于是各种GUI工具可以要求passwd来做实际的更改。
Listing 8 shows that the passwd executable is owned by root.
清单8显示了可执行的passwd由root所有。
What happens if the /etc/passwd file didn't exist to begin with?
如果开始的时候 /etc/passwd文件并不存在，那么会发生什么情况呢？
The /etc/passwd file says that bduda has a primary group of 350.
etc/passwd文件说明bduda有一个主组为 350。
The shell's < and << redirections don't work with programs such as passwd.
shell的 <和 <<重定向对于象 passwd这样的程序不起作用。
This will sort the passwd file by group ID and within groups by userid, backwards.
这条命令将按照组标识对passwd文件进行排序，而在组内按照用户标识进行逆向排序。
Changing a user's password can be done from the console by using the passwd command.
可以从控制台使用passwd命令来修改用户的密码。
To do that, create a file named passwd in the CVSRoot directory under your repository.
为此，请在存储库下的CVSRoot目录中创建一个名为passwd的文件。
Always specify files as the last option, particularly for passwd, shadow, and hosts data.
始终将文件指定为最后一个选项，特别对于passwd、shadow和hosts数据更要如此。
Although passwd does perform this important function, it contains other features, as well.
尽管passwd确实执行这种重要的功能，但是它还有其他特性。
And, of course, you can create user accounts on Knoppix as needed, with useradd and passwd.
当然，您可以在Knoppix上创建所需要的帐号，使用useradd和passwd命令。
Place a sample passwd file (passwd.txt) in the event input directory (c: \ flatfile \ input).
请在事件输入目录(C： \flatfile \input)中放入一个示例密码文件(passwd . txt)。
Scroll down the Test Element Details screen until you see uid and passwd in the Data section (Figure 27).
滚动TestElementDetails屏幕，直到您看到data小节中的uid和passwd，如图27中所示。
In Listing 2, you can see the definition for passwd is to use the NIS database first (if it is available).
在清单2中，可以看到passwd的定义为首先使用NIS数据库(如果可用)。
The next command you need to look at is the pwdadm, which in turn queries the file /etc/security/passwd.
下面需要使用pwdadm 命令，这个命令查询 /etc/security/passwd文件。
The /etc/security/passwd file contains the AIX user's password information. The file contains three fields per user
etc/security/passwd文件包含AIX用户的密码信息。
Simply issue the passwd command to rectify this, since passwordless accounts should never be allowed to exist on systems.
只需要执行passwd 就可以解决这一问题，因为系统 中永远不应该存在没有密码的帐号。
Now you can set the password for user test1 by running the passwd -r LDAP test1 command, and then verify the user's login.
现在，您可以通过运行passwd- RLDAPtest1命令为用户test1设置密码，然后验证该用户的登录。
Logging in to a specific host and running the appropriate passwd command doesn't take long-probably only a minute, in most cases.
在大多数情况下，登录到一台特定的主机，并运行合适的passwd命令并不会花费很长的时间，可能只需要一分钟而已。
One obvious solution would be to set the user password, configure /etc/sudoers, then run passwd -l root to disable root logins entirely.
那就请修改一下吧。一种常见的解决方案是设置用户的密码，配置 /etc/sudoers，然后运行passwd-lroot彻底禁止 root登录。
So when passwd runs, it will execute as if the root user had launched it with full superuser access, rather than that of the user who ran it.
所以，当passwd运行时，它就会像root用户使用完全的superuser访问一样加载它运行，而不是作为想运行该程序的用户。
As with the safe and recovery modes, all you now need to do is type passwd followed by the name of the user whose password you need to change.
至于安全和修复模式，你要做的就是键入你要改变密码的用户名和新密码。
The passwords of the Fast Connect users are distinct from (and might differ from) the standard AIX passwords in the /etc/security/passwd file.
FastConnect用户的密码与 /etc/security/passwd文件中的标准AIX 密码是不相同的（可能不同）。
Then press Enter, B, and the kernel will boot up to single-user mode. Once here you can run the passwd command, changing password for user root
然后按Enter 和B，内核会启动到单用户模式。
Because the passwd program cannot be written to by the user, and is very constrained in what it allows the user to do, this setup is usually safe.
因为用户不能编写passwd程序，而且它对允许用户执行的操作有严格限制，所以这个设置常常是安全的。
For the users who will be authenticated using the pass-through server, it would not be possible to use the passwd command to change the user's password.
对于将使用直通服务器进行身份验证的用户，不能使用passwd命令来更改用户的密码。
For the users who will be authenticated using the pass-through server, it would not be possible to use the passwd command to change the user's password.
对于将使用直通服务器进行身份验证的用户，不能使用passwd命令来更改用户的密码。
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