52 lines
1.6 KiB
Groff
52 lines
1.6 KiB
Groff
.\" ** You probably do not want to edit this file directly **
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.\" It was generated using the DocBook XSL Stylesheets (version 1.69.1).
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.\" Instead of manually editing it, you probably should edit the DocBook XML
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.\" source for it and then use the DocBook XSL Stylesheets to regenerate it.
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.TH "CHPASSWD" "8" "10/01/2005" "" ""
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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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chpasswd \- update passwords in batch mode
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.SH "SYNOPSIS"
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.HP 9
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\fBchpasswd\fR [\fIoptions\fR]
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.SH "DESCRIPTION"
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.PP
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\fBchpasswd\fR
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reads a list of user name and password pairs from standard input and uses this information to update a group of existing users. Each line is of the format:
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.PP
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\fIuser_name\fR:\fIpassword\fR
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.PP
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By default the supplied password must be in clear\-text. Default encription algoritm is DES. Also the password age will be updated, if present.
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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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\fBchpasswd\fR
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command are:
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.TP
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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
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\fB\-h\fR, \fB\-\-help\fR
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Display help message and exit.
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.TP
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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 keep protected for reading by others fille passed to standard input
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\fBchpasswd\fR
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command if it contains unencrypted passwords.
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.SH "SEE ALSO"
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.PP
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\fBpasswd\fR(1),
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\fBnewusers\fR(8),
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\fBuseradd\fR(8).
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.SH "AUTHOR"
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.PP
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Julianne Frances Haugh (jockgrrl@ix.netcom.com)
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