freebsd-src/usr.sbin/uefisign/uefisign.8
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.\" Copyright (c) 2014 The FreeBSD Foundation
.\"
.\" This software was developed by Edward Tomasz Napierala under sponsorship
.\" from the FreeBSD Foundation.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" SUCH DAMAGE.
.\"
.Dd July 11, 2015
.Dt UEFISIGN 8
.Os
.Sh NAME
.Nm uefisign
.Nd UEFI Secure Boot signing utility
.Sh SYNOPSIS
.Nm
.Fl k Ar key
.Fl c Ar certificate
.Fl o Ar output
.Op Fl v
.Ar file
.Nm
.Fl V
.Op Fl v
.Ar file
.Sh DESCRIPTION
The
.Nm
utility signs PE binary files using Authenticode scheme, as required by
UEFI Secure Boot specification.
Alternatively, it can be used to view and verify existing signatures.
These options are available:
.Bl -tag -width ".Fl l"
.It Fl V
Determine whether the file is signed.
Note that this does not verify the correctness of the signature;
only that the file contains a signature.
.It Fl k
Name of file containing the private key used to sign the binary.
.It Fl c
Name of file containing the certificate used to sign the binary.
.It Fl o
Name of file to write the signed binary to.
.It Fl v
Be verbose.
.El
.Sh EXIT STATUS
The
.Nm
utility exits 0 on success, and >0 if an error occurs.
.Sh EXAMPLES
Generate self-signed certificate and use it to sign a binary:
.Dl /usr/share/examples/uefisign/uefikeys testcert
.Dl uefisign -c testcert.pem -k testcert.key -o signed-binary binary
.Pp
View signature:
.Dl uefisign -Vv binary
.Sh SEE ALSO
.Xr openssl 1 ,
.Xr loader 8 ,
.Xr uefi 8
.Sh HISTORY
The
.Nm
command appeared in
.Fx 10.2 .
.Sh AUTHORS
The
.Nm
utility was developed by
.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org
under sponsorship from the FreeBSD Foundation.