In this post, you’ll learn more about the Error SEC_E_PKINIT_CLIENT_FAILURE – 0x80090354 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
SEC_E_PKINIT_CLIENT_FAILURE – 0x80090354
Win32 COM Error Error Description
The smartcard certificate used for authentication was not trusted. Please contact your system administrator.