Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/

Files: *
Copyright: 2012-2013 YMC AG
           2006 Michael Vogt <mvo@debian.org>
License: GPL-2+
 This package is free software; you can redistribute it
 and/or modify it under the terms of the GNU General Public
 License as published by the Free Software Foundation; either
 version 2 of the License, or (at your option) any later
 version.
 .
 This package is distributed in the hope that it will be
 useful, but WITHOUT ANY WARRANTY; without even the implied
 warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 PURPOSE.  See the GNU General Public License for more
 details.
 .
 In the source package you can find the complete text of the GNU General
 Public License in the file COPYING. On Debian systems it can be found in
 /usr/share/common-licenses/GPL-2. If for any reason you are unable to
 access either of these files please see <http://www.gnu.org/licenses/>
 or write to the Free Software Foundation, Inc., 51 Franklin St,
 Fifth Floor, Boston, MA 02110-1301, USA.

Files: keyring/*
The keys in the keyrings don't fall under any copyright.
