Error 0x8007202D

Value: -2147016659 | 0x8007202D | 2147950637

What does it mean ?

ERROR_DS_CONFIDENTIALITY_REQUIRED  
This request requires a secure connection.
Value: 8237 | 0x202D | 0b0010000000101101

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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