\" $NetBSD: skeyinit.1,v 1.16 2013/05/06 13:44:17 jdf Exp $
\" @(#)skeyinit.1 1.1 10/28/93
\"
Dd September 19, 2005
Dt SKEYINIT 1
Os
Sh NAME
Nm skeyinit
Nd change password or add user to S/Key authentication system
Sh SYNOPSIS
Nm
Op Fl sxz
Op Fl k Ar passphrase
Op Fl n Ar count
Op Fl p Ar password
Op Fl t Ar hash
Op Ar user
Sh DESCRIPTION
Nm
initializes the system so you can use S/Key one-time passwords to login.
The program will ask you to enter a secret pass phrase;
enter a phrase of several words in response.
After the S/Key database
has been updated you can login using either your regular password
or using S/Key one-time passwords.
Pp
Nm
requires you to type a secret password, so it should be used
only on a secure terminal.
Pp
The following options are available:
Bl -tag -width Ds
It Fl k Ar passphrase
Use pass phrase
Ar passphrase
instead of asking for one to be entered.
It Fl n Ar count
Start the
Xr skey 1
sequence at
Ar count
(default is 100).
It Fl p Ar password
Use password
Ar password
instead of asking for one to be entered.
It Fl s
Allows the user to set the seed and count for complete control
of the parameters.
To do this run
Nm
in one window and put in your count and seed; then run
Xr skey 1
in another window to generate the correct 6 english words
for that count and seed.
You can then
Dq cut-and-paste
or type the words into the
Nm
window.
It Fl t Ar hash
Selects the hash algorithm to use.
Available choices are md4 (the default), md5, or sha1.
It Fl x
Displays one-time password in hexadecimal instead of ASCII.
It Fl z
Allows the user to zero their S/Key entry.
It Ar user
The username to be changed/added.
By default the current user is operated on, only root may
change other user's entries.
El
Sh FILES
Bl -tag -width /etc/skeykeys
It Pa /etc/skeykeys
database of information for the S/Key system.
El
Sh SEE ALSO
Xr skey 1 ,
Xr skeyaudit 1 ,
Xr skeyinfo 1
Sh AUTHORS
An Phil Karn
An Neil M. Haller
An John S. Walden
An Scott Chasin
