Most RecentMost ViewedMost LikesNTLM Blocking and You: Application Analysis and Auditing Methodologies in Windows 7 First published on TechNet on Oct 08, 2009 Ned here again. Five common questions about AdminSdHolder and SDProp First published on TechNet on May 07, 2009 Ned here again. Kerberos for the Busy Admin First published on TechNet on Mar 06, 2008 Hi Rob here, I am a Support Escalation Engineer in Directory Services out of Charlotte, NC, USA.