<story><title>How the Textsecure Protocol Works</title><url>http://www.alexkyte.me/2016/10/how-textsecure-protocol-signal-whatsapp.html</url></story><parent_chain></parent_chain><comment><author>sdrapkin</author><text>An important part of the Signal Protocol is Triple-DH. I did not find a good illustration of how it works, so I made one: &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;twitter.com&amp;#x2F;sdrapkin&amp;#x2F;status&amp;#x2F;738419956371628033&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;twitter.com&amp;#x2F;sdrapkin&amp;#x2F;status&amp;#x2F;738419956371628033&lt;/a&gt;</text></comment>
<story><title>How the Textsecure Protocol Works</title><url>http://www.alexkyte.me/2016/10/how-textsecure-protocol-signal-whatsapp.html</url></story><parent_chain></parent_chain><comment><author>Canada</author><text>This post doesn&amp;#x27;t explain the protocol all that well.&lt;p&gt;This is a great explainer:&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;vimeo.com&amp;#x2F;117532499&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;vimeo.com&amp;#x2F;117532499&lt;/a&gt;&lt;p&gt;I can&amp;#x27;t seem to find the PDF of the slides of this talk anymore.&lt;p&gt;These are also very useful for understanding:&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;whispersystems.org&amp;#x2F;blog&amp;#x2F;advanced-ratcheting&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;whispersystems.org&amp;#x2F;blog&amp;#x2F;advanced-ratcheting&amp;#x2F;&lt;/a&gt;&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;whispersystems.org&amp;#x2F;blog&amp;#x2F;private-groups&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;whispersystems.org&amp;#x2F;blog&amp;#x2F;private-groups&amp;#x2F;&lt;/a&gt;&lt;p&gt;&lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;github.com&amp;#x2F;trevp&amp;#x2F;double_ratchet&amp;#x2F;wiki&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;github.com&amp;#x2F;trevp&amp;#x2F;double_ratchet&amp;#x2F;wiki&lt;/a&gt;</text></comment>