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WebClientProtocol.Credentials Property

Gets or sets security credentials for XML Web service client authentication.

Namespace: System.Web.Services.Protocols
Assembly: System.Web.Services (in system.web.services.dll)

No code example is currently available or this language may not be supported.
/** @property */
public ICredentials get_Credentials ()

/** @property */
public void set_Credentials (ICredentials value)

public function get Credentials () : ICredentials

public function set Credentials (value : ICredentials)

Not applicable.

Property Value

The ICredentials for the XML Web service client.

When using the Credentials property, a XML Web service client must instantiate a class implementing ICredentials, such as NetworkCredential, and then set the client credentials specific to the authentication mechanism. The NetworkCredential class can be used to set authentication credentials using the basic, digest, NTLM and Kerberos authentication mechanisms.

When the Credentials property is set to System.Net.CredentialCache.DefaultCredentials then the client negotiates with the server to do Kerberos and/or NTLM authentication depending on how the server is configured.

The following example is an ASP.NET Web Form, which calls an XML Web service named Math. Within the EnterBtn_Click function, the Web Form explicitly sets authentication credentials using the Credentials property. The user name, password and domain are passed into the constructor for the NetworkCredential class.

Security noteSecurity Note:

This example has a text box that accepts user input, which is a potential security threat. By default, ASP.NET Web pages validate that user input does not include script or HTML elements. For more information, see.

<%@ Page Language="JSCRIPT" src="source.js" %>
<%@ Import Namespace="System.Net" %>

<html>
    <script language="JSCRIPT" runat="server">
        function EnterBtn_Click(src : Object, e : EventArgs){
            var math : MyMath.Math = new MyMath.Math()

            // Obtain password from a secure store.
            var SecurelyStoredPassword 
            
            // Set the client-side credentials using the Credentials property.
            var credentials : NetworkCredential = new NetworkCredential("Joe", SecurelyStoredPassword, "mydomain")
            math.Credentials = credentials
            
            var iTotal : int = math.Add(Convert.ToInt32(Num1.Text), Convert.ToInt32(Num2.Text))
            Total.Text = "Total: " + iTotal.ToString()
        }
 
    </script>
 
    <body>
       <form action="MathClient.aspx" runat=server>
           
          Enter the two numbers you want to add and then press the Total button.
          <p>
          Number 1: <asp:textbox id="Num1" runat=server/>  +
          Number 2: <asp:textbox id="Num2" runat=server/> =
          <asp:button text="Total" Onclick="EnterBtn_Click" runat=server/>
          <p>
          <asp:label id="Total"  runat=server/>
          
       </form>
    </body>
 </html>


Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0
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