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&lt;div&nbsp;dir=&quot;ltr&quot;&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;Hello&nbsp;all,&lt;br&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;Recently&nbsp;I&nbsp;saw&nbsp;that&nbsp;pycrypto&nbsp;had&nbsp;CMAC&nbsp;support.&nbsp;This&nbsp;is&nbsp;good&nbsp;news.&lt;br&gt;&lt;br&gt;Some&nbsp;of&nbsp;you&nbsp;may&nbsp;know&nbsp;that&nbsp;ipsec&nbsp;also&nbsp;uses&nbsp;XCBCMAC&nbsp;for&nbsp;authentication&nbsp;(for&nbsp;both&nbsp;ESP&nbsp;and&nbsp;AH&nbsp;protocols).&nbsp;I&nbsp;wrote&nbsp;a&nbsp;small&nbsp;patch&nbsp;that&nbsp;implements&nbsp;this.&lt;br&gt;<br>
&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;Here&nbsp;is&nbsp;a&nbsp;link&nbsp;to&nbsp;the&nbsp;pull&nbsp;request&nbsp;I&nbsp;made&nbsp;on&nbsp;github:&nbsp;&lt;a&nbsp;href=&quot;https://github.com/dlitz/pycrypto/pull/74&quot;&gt;https://github.com/dlitz/pycrypto/pull/74&lt;/a&gt;&lt;br&gt;&lt;br&gt;&lt;/div&gt;Can&nbsp;you&nbsp;tell&nbsp;me&nbsp;if&nbsp;this&nbsp;looks&nbsp;good?&lt;br&gt;<br>
&lt;br&gt;&lt;/div&gt;Cheers,&lt;br&gt;&lt;br&gt;--&lt;br&gt;Robin&lt;br&gt;&lt;/div&gt;<br>

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