<p><pre><code>    DARPA wants “a public wall anyone can monitor or post
    messages on, but only correct people can decrypt.”
</code></pre>
Great related talk &quot;Defcon 21 - De-Anonymizing Alt.Anonymous. Messages&quot;<p><a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=_Tj6c2Ikq_E" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=_Tj6c2Ikq_E</a><p><a href="https:&#x2F;&#x2F;ritter.vg&#x2F;p&#x2F;AAM-defcon13.pdf" rel="nofollow">https:&#x2F;&#x2F;ritter.vg&#x2F;p&#x2F;AAM-defcon13.pdf</a>