
Reading Time: 2 minutesVMware vSphere 8.0 Update 3 is the final release to support Integrated Windows Authentication (IWA) in VMware SSO as explained in the VMware KB 314324 (Removal of Integrated Windows Authentication). Note that also all IWA related functionalities like Windows Session Authentication (SSPI) will be removed in a future ESXi release! IWA was deprecated in vSphere 7.0 and wth vSphere 8.0 GA there was a warning message during the vCenter upgrade: