CryptSIPRemoveProvider function (mssip.h)

The CryptSIPRemoveProvider function removes registry details of a Subject Interface Package (SIP) DLL file added by a previous call to the CryptSIPAddProvider function.


BOOL CryptSIPRemoveProvider(
  [in] GUID *pgProv


[in] pgProv

A pointer to the GUID that identifies the SIP DLL to remove.

Return value

The return value is TRUE if the function succeeds; FALSE if the function fails. If the function fails, call the GetLastError function to determine the reason for failure.


Typically you call this function to unregister an in-process COM server. The CryptSIPRemoveProvider function removes the appropriate Registry entries for the SIP provider functions.


Requirement Value
Minimum supported client Windows XP [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Target Platform Windows
Header mssip.h
Library Crypt32.lib
DLL Crypt32.dll

See also