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'\" t
.\" Title: gshadow
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\" Date: 2020-01-23
.\" Manual: 文件格式和转化
.\" Source: shadow-utils 4.8.1
.\" Language: Chinese Simplified
.\"
.TH "GSHADOW" "5" "2020-01-23" "shadow\-utils 4\&.8\&.1" "文件格式和转化"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "名称"
gshadow \- 影子化了的组文件
.SH "描述"
.PP
/etc/gshadow
contains the shadowed information for group accounts\&.
.PP
如果没有维护好密码安全，此文件绝对不能让普通用户可读。
.PP
此文件的每行包含逗号分隔的如下字段：
.PP
\fB组名\fR
.RS 4
必须是系统中已经存在的有效组。
.RE
.PP
\fB加密了的密码\fR
.RS 4
Refer to
\fBcrypt\fR(3)
for details on how this string is interpreted\&.
.sp
If the password field contains some string that is not a valid result of
\fBcrypt\fR(3), for instance ! or *, users will not be able to use a unix password to access the group (but group members do not need the password)\&.
.sp
The password is used when a user who is not a member of the group wants to gain the permissions of this group (see
\fBnewgrp\fR(1))\&.
.sp
此字段可以为空，此时，只有组成员可以获取组权限。
.sp
A password field which starts with an exclamation mark means that the password is locked\&. The remaining characters on the line represent the password field before the password was locked\&.
.sp
This password supersedes any password specified in
/etc/group\&.
.RE
.PP
\fB管理员\fR
.RS 4
必须是一个逗号分隔的用户名列表。
.sp
管理员可以更改组密码和成员。
.sp
管理员也有成员一样的权限(请看下边)。
.RE
.PP
\fB成员\fR
.RS 4
必须是一个逗号分隔的用户名列表。
.sp
成员可以免密码访问组。
.sp
You should use the same list of users as in
/etc/group\&.
.RE
.SH "文件"
.PP
/etc/group
.RS 4
组账户信息。
.RE
.PP
/etc/gshadow
.RS 4
安全组账户信息。
.RE
.SH "参见"
.PP
\fBgpasswd\fR(5),
\fBgroup\fR(5),
\fBgrpck\fR(8),
\fBgrpconv\fR(8),
\fBnewgrp\fR(1)\&.
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