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2.. Note::
3   :class: caution
4
5   The Native Client Security Contest has ended---check out the
6   :ref:`winning submissions<contest_winners>`.  We welcome your
7   continued involvement in the project. You can help by submitting
8   `bugs <http://code.google.com/p/nativeclient/issues/list>`_ and
9   participating in the `Native Client discussion group
10   <http://groups.google.com/group/native-client-discuss>`_.
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