Interesting findings on SETSPN -x -f

Hello folks, this is Herbert from the Directory Services support team in Europe! Kerberos is becoming increasingly mandatory for really cool features such as Protocol Transition.  Moreover, as you might be painfully aware, managing Service Principal Names (SPN’s) for the use of Kerberos by applications can be daunting at times. In this blog, we will not…


Intermittent Mail Sack: Must Remember to Write 2013 Edition

Hi all, Jonathan here again with the latest edition of the Intermittent Mail Sack. We’ve had some great questions over the last few weeks so I’ve got a lot of material to cover. This sack, we answer questions on: Issues upgrading DFSR hub servers to Windows Server 2012 AD FS Sign-out behavior Dynamic Access Control…


MaxTokenSize and Windows 8 and Windows Server 2012

Hello AskDS Populous, Mike here and I want to share with you some of the excellent enhancements we accomplished in Windows 8 and Windows Server 2012 around MaxTokenSize. Let’s review MaxTokenSize and its symptoms before we jump in to wonderful world of Windows 8 (say that three times fast). Wonderful World of Windows 8 Wonderful…


Monthly Mail Sack: Yes, I Finally Admit It Edition

Heya folks, Ned here again. Rather than continue the lie that this series comes out every Friday like it once did, I am taking the corporate approach and rebranding the mail sack. Maybe we’ll have the occasional Collector’s Edition versions. This week month, I answer your questions on: The semi-myth of Kerberos time skew Finding…


Kerberos errors in network captures

Hi guys, Joji Oshima here again. When troubleshooting Kerberos authentication issues, a network capture is one of the best pieces of data to collect. When you review the capture, you may see various Kerberos errors but you may not know what they mean or if they are real problems. In this post, I’m going to…