This is Ubuntu Kylin GNU's GnuPG keyrings of archive keys. This package was based on the ubuntu-keyring package originally put together by Michael Vogt The keys in the keyrings don't fall under any copyright. Everything else in the package is covered by the GNU GPL, either version 2, or (at your option) any later version. Ubuntu support files for ubuntukylin-keyring are distributed in the hope that they 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. You should have received a copy of the GNU General Public License with your Ubuntu system, in /usr/share/common-licenses/GPL, or with the Ubuntu GNU ubuntukylin-keyring source package as the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.