Today, I ran into some problems with our vSphere¬† 6 environment in that the domain authentication was no longer working. We use the machine account for AD authentication. We got the following error in Single Sign-on Configuration: ‘The name of the identity source does not match the existing Integrated Windows Authentication identity source’ Normally, this […]

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“Time is of the essence my dear” This is something that is very true in a Windows domain environment. When the systemtime between servers differs too much, al sorts of problems can arise.¬†For example, in order for Kerberos to function securely, the time difference between the participating machines needs to be less than five minutes. […]

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