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    <title>topic TOR Client Activity in Network Security</title>
    <link>https://community.cisco.com/t5/network-security/tor-client-activity/m-p/1608223#M65880</link>
    <description>&lt;P&gt;I am trying to monitor TOR Client Activity via SIG IDs 5816/1 and 5816/0, however the IPS doesn't seem to pick them up.&amp;nbsp; I watch the logs while running TOR from a test machine and I see nothing.&amp;nbsp; Is there something I am missing or doing wrong?&amp;nbsp; Both are enabled in the the Policy that I am using on the IPS Sensors.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Thanks in Advance!&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Jeremy&lt;/P&gt;</description>
    <pubDate>Sun, 10 Mar 2019 12:13:32 GMT</pubDate>
    <dc:creator>jnlawrence76</dc:creator>
    <dc:date>2019-03-10T12:13:32Z</dc:date>
    <item>
      <title>TOR Client Activity</title>
      <link>https://community.cisco.com/t5/network-security/tor-client-activity/m-p/1608223#M65880</link>
      <description>&lt;P&gt;I am trying to monitor TOR Client Activity via SIG IDs 5816/1 and 5816/0, however the IPS doesn't seem to pick them up.&amp;nbsp; I watch the logs while running TOR from a test machine and I see nothing.&amp;nbsp; Is there something I am missing or doing wrong?&amp;nbsp; Both are enabled in the the Policy that I am using on the IPS Sensors.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Thanks in Advance!&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Jeremy&lt;/P&gt;</description>
      <pubDate>Sun, 10 Mar 2019 12:13:32 GMT</pubDate>
      <guid>https://community.cisco.com/t5/network-security/tor-client-activity/m-p/1608223#M65880</guid>
      <dc:creator>jnlawrence76</dc:creator>
      <dc:date>2019-03-10T12:13:32Z</dc:date>
    </item>
    <item>
      <title>Re: TOR Client Activity</title>
      <link>https://community.cisco.com/t5/network-security/tor-client-activity/m-p/1608224#M65881</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Jeremy;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp; You will most likely need to perform a packet capture of the initial TOR connection traffic and analyze that it meets the signature specifics:&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;UL&gt;&lt;LI&gt;&amp;nbsp; signature 5816/0 is checking for a URI that contains &lt;SPAN style="font-family: andale mono,times;"&gt;\tor\status\fp&lt;/SPAN&gt; (case insensitive) on TCP ports 80,9001 and 9030&lt;/LI&gt;&lt;LI&gt;&amp;nbsp; signature 5816/1 is looking for a TOR TLS handshake on TCP ports 443,9001 and 9030&lt;/LI&gt;&lt;/UL&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp; If the above criteria are not present in the traffic your TOR client is using, the IPS will not detect the activity.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Scott&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 06 Jan 2011 12:36:31 GMT</pubDate>
      <guid>https://community.cisco.com/t5/network-security/tor-client-activity/m-p/1608224#M65881</guid>
      <dc:creator>Scott Fringer</dc:creator>
      <dc:date>2011-01-06T12:36:31Z</dc:date>
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