<system.ServiceModel>
<bindings>
<webHttpBinding>
<binding name = "string">
<security mode="None/Transport/TransportCredentialOnly">
<transport clientCredentialType =
"Basic/Certificate/Digest/None/Ntlm/Windows"
proxyCredentialType="Basic/Digest/None/Ntlm/Windows"
realm="string" />
</security>
</webHttpBinding>
</bindings>
</system.ServiceModel>