Error 0x80073604

Value: -2147011068 | 0x80073604 | 2147956228

What does it mean ?

ERROR_IPSEC_IKE_NO_PUBLIC_KEY  
Peer's certificate did not have a public key
Value: 13828 | 0x3604 | 0b0011011000000100

Where does it come from ?

FACILITY_WIN32  
Provides a way to handle error codes from functions in the Win32 API as an HRESULT. (Error codes in 16 - bit OLE that duplicated Win32 error codes have also been changed to FACILITY_WIN32)
Value: 7 | 0x007 | 0b00000111

StackOverflow

Other Errors for FACILITY_WIN32