1.\" $NetBSD: ssh-pkcs11-helper.8,v 1.12 2023/07/28 05:06:44 rin Exp $ 2.\" $OpenBSD: ssh-pkcs11-helper.8,v 1.7 2022/04/29 03:24:30 djm Exp $ 3.\" 4.\" Copyright (c) 2010 Markus Friedl. All rights reserved. 5.\" 6.\" Permission to use, copy, modify, and distribute this software for any 7.\" purpose with or without fee is hereby granted, provided that the above 8.\" copyright notice and this permission notice appear in all copies. 9.\" 10.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17.\" 18.Dd April 29 2022 19.Dt SSH-PKCS11-HELPER 8 20.Os 21.Sh NAME 22.Nm ssh-pkcs11-helper 23.Nd OpenSSH helper for PKCS#11 support 24.Sh SYNOPSIS 25.Nm 26.Op Fl v 27.Sh DESCRIPTION 28.Nm 29is used by 30.Xr ssh 1 , 31.Xr ssh-agent 1 , 32and 33.Xr ssh-keygen 1 34to access keys provided by a PKCS#11 token. 35.Pp 36.Nm 37is not intended to be invoked directly by the user. 38.Pp 39A single option is supported: 40.Bl -tag -width Ds 41.It Fl v 42Verbose mode. 43Causes 44.Nm 45to print debugging messages about its progress. 46This is helpful in debugging problems. 47Multiple 48.Fl v 49options increase the verbosity. 50The maximum is 3. 51.Pp 52Note that 53.Xr ssh 1 , 54.Xr ssh-agent 1 , 55and 56.Xr ssh-keygen 1 57will automatically pass the 58.Fl v 59flag to 60.Nm 61when they have themselves been placed in debug mode. 62.El 63.Sh SEE ALSO 64.Xr ssh 1 , 65.Xr ssh-agent 1 , 66.Xr ssh-keygen 1 67.Sh HISTORY 68.Nm 69first appeared in 70.Ox 4.7 . 71.Sh AUTHORS 72.An Markus Friedl Aq Mt markus@openbsd.org 73