<ul> 
<li>Sitting Ducks DNS attack</li> 
<li>A Bad RCE in another Microsoft server</li> 
<li>SinkClose</li> 
<li>The CLFS.SYS BSoD</li> 
<li>IsBootSecure</li> 
<li>Rethinking Revocation</li></ul> 
Show Notes - <a href="https://www.grc.com/sn/SN-987-Notes.pdf">https://www.grc.com/sn/SN-987-Notes.pdf</a> 
Hosts: <a href="https://twit.tv/people/steve-gibson">Steve Gibson</a> and <a href="https://twit.tv/people/leo-laporte">Leo Laporte</a> 
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SN 987: Rethinking Revocation - SinkClose, IsBootSecure, Another Bad RCE