1.\"- 2.\" Copyright (c) 2012 Eitan Adler 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" 28.Dd February 28, 2014 29.Dt SSH-COPY-ID 1 30.Os 31.Sh NAME 32.Nm ssh-copy-id 33.Nd copy public keys to a remote host 34.Sh SYNOPSIS 35.Nm 36.Op Fl lv 37.Op Fl i Ar keyfile 38.Op Fl o Ar option 39.Op Fl p Ar port 40.Oo Ar user Ns @ Oc Ns Ar hostname 41.Sh DESCRIPTION 42The 43.Nm 44utility copies public keys to a remote host's 45.Pa ~/.ssh/authorized_keys 46file (creating the file and directory, if required). 47.Pp 48The following options are available: 49.Bl -tag -width indent 50.It Fl i Ar file 51Copy the public key contained in 52.Ar file . 53This option can be specified multiple times and can be combined with 54the 55.Fl l 56option. 57If a private key is specified and a public key is found then the public key 58will be used. 59.It Fl l 60Copy the keys currently held by 61.Xr ssh-agent 1 . 62This is the default if the 63.Fl i 64option was not specified. 65.It Fl o Ar ssh-option 66Pass this option directly to 67.Xr ssh 1 . 68This option can be specified multiple times. 69.It Fl p Ar port 70Connect to the specified port on the remote host instead of the 71default. 72.It Fl v 73Pass -v to 74.Xr ssh 1 . 75.El 76.Pp 77The remaining arguments are a list of remote hosts to connect to, 78each one optionally qualified by a user name. 79.Sh EXIT STATUS 80.Ex -std 81.Sh EXAMPLES 82To send a specific key to multiple hosts: 83.Dl $ ssh-copy-id -i /path/to/keyfile.pub user@host1 user@host2 user@host3 84.Sh HISTORY 85The 86.Nm 87utility was written by 88.An Eitan Adler Aq Mt eadler@FreeBSD.org 89as a drop-in replacement for an existing utility included with 90OpenSSH. 91