I have been trying to get my WCF to work with Windows Authentication. The

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Asked: May 21, 20262026-05-21T00:27:16+00:00 2026-05-21T00:27:16+00:00

I have been trying to get my WCF to work with Windows Authentication. The

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I have been trying to get my WCF to work with Windows Authentication. The following works fine when anonymous is turned on. Have searched many internet articles and cannot get this to work. Thanks

Here is my configuration:
IIS
Basic Authentication and Windows Authentication turned on.
Anonymous turned off

CLIENT:

<system.serviceModel>
    <bindings>
        <wsHttpBinding>
            <binding name="WSHttpBinding_IEchoService" closeTimeout="00:01:00"
                openTimeout="00:01:00" receiveTimeout="00:10:00" sendTimeout="00:01:00"
                bypassProxyOnLocal="false" transactionFlow="false" hostNameComparisonMode="StrongWildcard"
                maxBufferPoolSize="524288" maxReceivedMessageSize="65536" messageEncoding="Text"
                textEncoding="utf-8" useDefaultWebProxy="true" allowCookies="false">
                <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
                    maxBytesPerRead="4096" maxNameTableCharCount="16384" />
                <reliableSession ordered="true" inactivityTimeout="00:10:00"
                    enabled="false" />
                <security mode="Message">
                    <transport clientCredentialType="Windows" proxyCredentialType="None"
                        realm="" />
                    <message clientCredentialType="Windows" negotiateServiceCredential="true"
                        algorithmSuite="Default" establishSecurityContext="true" />
                </security>
            </binding>

        </wsHttpBinding>
    </bindings>

    <client>
        <endpoint address="http://id.unittest/Services/EchoService.svc"
            binding="wsHttpBinding" bindingConfiguration="WSHttpBinding_IEchoService"
            contract="IEchoService" name="WSHttpBinding_IEchoService">
            <identity>
                <servicePrincipalName value="host/mikev-ws" />
            </identity>
        </endpoint>
    </client>
</system.serviceModel>

SERVER:

<system.serviceModel>

    <behaviors>
        <serviceBehaviors>
            <behavior name="MyServiceTypeBehaviors">
                <serviceMetadata httpGetEnabled="true" />
                <serviceDebug includeExceptionDetailInFaults="true" />
            </behavior>
        </serviceBehaviors>
    </behaviors>
    <services>
        <service name="Project.API.Services.EchoService" behaviorConfiguration="MyServiceTypeBehaviors">
            <endpoint address="" binding="wsHttpBinding" contract="Project.API.Services.IEchoService" />
            <endpoint contract="IMetadataExchange" binding="mexHttpBinding" address="mex"/>
        </service>
    </services>
    <serviceHostingEnvironment multipleSiteBindingsEnabled="true"/>

</system.serviceModel>