Error 0x80073639

Value: -2147011015 | 0x80073639 | 2147956281

What does it mean ?

ERROR_IPSEC_IKE_INVALID_CERT_KEYLEN  
Key length in certificate is too small for configured security requirements.
Value: 13881 | 0x3639 | 0b0011011000111001

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

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