K2 Blackpoint K2 Blackpearl does not support single sign on authentication

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FYI Neither K2 Blackpoint or K2 Blackpearl support SSO, they only support Windows authentication. K2 Connect (SAP) makes use of SSO in some aspects. If you are trying to use in an SSO environment you will see errors similar to: Unable to cast object of type ‘System.Web.Security.SingleSignOn.SingleSignOnIdentity’ to type ‘System.Security.Principal.WindowsIdentity’ Update: Apparently Blackpearl users can … Continue reading K2 Blackpoint K2 Blackpearl does not support single sign on authentication