shadow/man/chpasswd.8

77 lines
1.5 KiB
Groff

.\"Generated by db2man.xsl. Don't modify this, modify the source.
.de Sh \" Subsection
.br
.if t .Sp
.ne 5
.PP
\fB\\$1\fR
.PP
..
.de Sp \" Vertical space (when we can't use .PP)
.if t .sp .5v
.if n .sp
..
.de Ip \" List item
.br
.ie \\n(.$>=3 .ne \\$3
.el .ne 3
.IP "\\$1" \\$2
..
.TH "CHPASSWD" 8 "" "" ""
.SH NAME
chpasswd \- update passwords in batch mode
.SH "SYNOPSIS"
.ad l
.hy 0
.HP 9
\fBchpasswd\fR [\fIoptions\fR]
.ad
.hy
.SH "DESCRIPTION"
.PP
\fBchpasswd\fR 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:
.PP
\fIuser_name\fR:\fIpassword\fR
.PP
By default the supplied password must be in clear\-text\&. Default encription algoritm is DES\&. Also the password age will be updated, if present\&.
.PP
This command is intended to be used in a large system environment where many accounts are created at a single time\&.
.SH "OPTIONS"
.PP
The options which apply to the \fBchpasswd\fR command are:
.TP
\fB\-e\fR, \fB\-\-encrypted\fR
Supplied passwords are in encrypted form\&.
.TP
\fB\-h\fR, \fB\-\-help\fR
Display help message and exit\&.
.TP
\fB\-m\fR, \fB\-\-md5\fR
Use MD5 encryption instead DES when the supplied passwords are not encrypted\&.
.SH "CAVEATS"
.PP
Remember keep protected for reading by others fille passed to standard input \fBchpasswd\fR command if it contains unencrypted passwords\&.
.SH "SEE ALSO"
.PP
\fBpasswd\fR(1), \fBnewusers\fR(8), \fBuseradd\fR(8)
.SH "AUTHOR"
.PP
Julianne Frances Haugh (jockgrrl@ix\&.netcom\&.com)