Resolved: Windows Patch, for Windows 7, Causing Kerberos Authentication Issues
At this time ITS believes the issue is connected to Windows 7 systems built with an automated configuration system. ITS is still working to determine what the build incompatibility is, and will update the IT community via Network of People and other appropriate channels. This alert is being closed because a remediation method was deployed, and a workaround has been published.
More information: Resolved: Windows Patch, for Windows 7, Causing Kerberos Authentication Issues
Story added 16. May 2014, content source with full text you can find at link above.