In this post, you’ll learn more about the Error SEC_E_ISSUING_CA_UNTRUSTED_KDC – 0x80090359 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
SEC_E_ISSUING_CA_UNTRUSTED_KDC – 0x80090359
Win32 COM Error Error Description
An untrusted certificate authority was detected while processing the domain controller certificate used for authentication. There is additional information in the system event log. Please contact your system administrator.