45 lines
1.0 KiB
Groff
45 lines
1.0 KiB
Groff
.TH PASSWD 1
|
|
.SH NAME
|
|
passwd, chfn, chsh \- change a login password, full name or shell
|
|
.SH SYNOPSIS
|
|
\fBpasswd\fR [\fIuser\fR]\fR
|
|
.br
|
|
\fBchfn\fR [\fIuser\fR] \fIfullname\fR\fR
|
|
.br
|
|
\fBchsh\fR [\fIuser\fR] \fIshell\fR\fR
|
|
.br
|
|
.de FL
|
|
.TP
|
|
\\fB\\$1\\fR
|
|
\\$2
|
|
..
|
|
.de EX
|
|
.TP 20
|
|
\\fB\\$1\\fR
|
|
# \\$2
|
|
..
|
|
.SH EXAMPLES
|
|
.EX "passwd" "Change current user's password"
|
|
.EX "passwd ast" "Change ast's password (super\-user only)"
|
|
.EX "chsh /usr/bin/mail" "For those who only read mail"
|
|
.EX "chfn 'Jane Doe'" "Current user is Jane Doe"
|
|
.SH DESCRIPTION
|
|
.PP
|
|
.I Passwd
|
|
is used to change your password.
|
|
It prompts for the old and new passwords.
|
|
It asks for the new password twice, to reduce the effect of a typing error.
|
|
.I Chfn
|
|
changes the full name (GECOS field) in the password file.
|
|
.I Chsh
|
|
changes your login shell.
|
|
Do not forget to copy the modified password file back to the root file system,
|
|
or the changes will be lost when the system is rebooted.
|
|
.SH "SEE ALSO"
|
|
.BR login (1),
|
|
.BR su (1),
|
|
.BR crypt (3),
|
|
.BR getpwent (3),
|
|
.BR passwd (5),
|
|
.BR adduser (8).
|