IX509EnrollmentPolicyServer::SetCredential method (certenroll.h)

Article
02/22/2024

The SetCredential method sets the credential used to contact the certificate enrollment policy (CEP) server.

Syntax

HRESULT SetCredential(
  [in] LONG                    hWndParent,
  [in] X509EnrollmentAuthFlags flag,
  [in] BSTR                    strCredential,
  [in] BSTR                    strPassword
);

Parameters

[in] hWndParent

Parent window handle.

[in] flag

An X509EnrollmentAuthFlags enumeration value that specifies the authentication type. This can be one of the following values.

Value	Meaning
X509AuthAnonymous	Anonymous authentication. Set the strCredential and strPassword parameters to NULL.
X509AuthKerberos	Kerberos authentication. Set the strCredential and strPassword parameters to NULL.
X509AuthUsername	Clear text user name and password authentication. Set the strCredential and strPassword parameters to the user name and associated password. These strings are encrypted before transmission and are stored securely in the credential vault on the CEP server.
X509AuthCertificate	Client authentication certificate installed on the local computer and used by the server to verify the identity of the client. Set the strPassword parameter to NULL and set the certificate thumbprint, a 20-byte SHA1 hash of the certificate, in the strCredential parameter.

[in] strCredential

A BSTR variable that contains the credential.

[in] strPassword

A BSTR variable that contains the password.

Return value

If the function succeeds, the function returns S_OK.

If the function fails, it returns an HRESULT value that indicates the error. Possible values include, but are not limited to, those in the following table. For a list of common error codes, see Common HRESULT Values.

Return code	Description
E_INVALIDARG	The flag parameter is not a supported value.

Remarks

The strCredential and strPassword arguments will change depending on the value specified in the flag argument as shown in the following table.

flag parameter	strCredential parameter	strPassword parameter
X509AuthAnonymous	NULL	NULL
X509AuthKerberos	NULL	NULL
X509AuthUsername	Clear text user name recognized by the CEP server.	Clear text password associated with the user name.
X509AuthCertificate	Contains a 20 byte SHA-1 hash (thumbprint) of the certificate.	NULL

Requirements

Requirement	Value
Minimum supported client	Windows 7 [desktop apps only]
Minimum supported server	Windows Server 2008 R2 [desktop apps only]
Target Platform	Windows
Header	certenroll.h