52 lines
1.4 KiB
Groff
52 lines
1.4 KiB
Groff
.\" Title: chgpasswd
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.\" Author:
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.\" Generator: DocBook XSL Stylesheets v1.70.1 <http://docbook.sf.net/>
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.\" Date: 06/06/2006
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.\" Manual: System Management Commands
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.\" Source: System Management Commands
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.\"
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.TH "CHGPASSWD" "8" "06/06/2006" "System Management Commands" "System Management Commands"
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.\" disable hyphenation
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.nh
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.\" disable justification (adjust text to left margin only)
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.ad l
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.SH "NAME"
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chgpasswd \- update group passwords in batch mode
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.SH "SYNOPSIS"
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.HP 10
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\fBchgpasswd\fR [\fIoptions\fR]
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.SH "DESCRIPTION"
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.PP
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\fBchgpasswd\fR
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reads a list of group name and password pairs from standard input and uses this information to update a set of existing groups. Each line is of the format:
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.PP
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\fIgroup_name\fR:\fIpassword\fR
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.PP
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By default the supplied password must be in clear\-text. Default encryption algorithm is DES.
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.PP
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This command is intended to be used in a large system environment where many accounts are created at a single time.
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.SH "OPTIONS"
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.PP
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The options which apply to the
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\fBchgpasswd\fR
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command are:
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.TP 3n
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\fB\-e\fR, \fB\-\-encrypted\fR
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Supplied passwords are in encrypted form.
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.TP 3n
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\fB\-h\fR, \fB\-\-help\fR
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Display help message and exit.
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.TP 3n
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\fB\-m\fR, \fB\-\-md5\fR
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Use MD5 encryption instead DES when the supplied passwords are not encrypted.
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.SH "CAVEATS"
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.PP
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Remember to set permissions or umask to prevent readability of unencrypted files by other users.
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.SH "SEE ALSO"
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.PP
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\fBgpasswd\fR(1),
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\fBgroupadd\fR(8).
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