Most RecentMost ViewedMost LikesNTLM vs Kerberos In this post, we will go through the basics of NTLM and Kerberos. We will explain using the three Ws, covering what the main differences between them are, how to identify when a protocol is being used over the other, and why one is safer than the other. NTLM Blocking and You: Application Analysis and Auditing Methodologies in Windows 7 First published on TechNet on Oct 08, 2009 Ned here again.