<bindings>
      <wsHttpBinding>
        <binding name="Binding">
          <security mode="Message">
            <!--<transport clientCredentialType="Certificate"/>-->
            <message clientCredentialType="UserName" algorithmSuite="Default"/>
          </security>
        </binding>
      </wsHttpBinding>
    </bindings>
    <behaviors>
      <serviceBehaviors>
        <behavior name="CalculatorServiceBehavior">
          <serviceMetadata httpGetEnabled="true"/>
          <serviceDebug includeExceptionDetailInFaults ="true"/>
          <serviceCredentials>
            <userNameAuthentication userNamePasswordValidationMode="Custom" customUserNamePasswordValidatorType="EEMServices.CustomUserNameValidator, Service" includeWindowsGroups="false"/>
            <clientCertificate>
              <authentication certificateValidationMode="None" />
            </clientCertificate>
            <serviceCertificate findValue="1f 4e 34 60 59 ca fa 1b 91 90 dd 6c 0e 4a fe 6b 00 5e 61 90" 
                 storeLocation="LocalMachine" 
                 storeName="My" x509FindType="FindByThumbprint" /> 
          </serviceCredentials>
        </behavior>
      </serviceBehaviors>
    </behaviors>

<bindings>
      <wsHttpBinding>
        <binding name="Binding">
          <security mode="Transport">
            <transport clientCredentialType="Certificate" />
          </security>
        </binding>
      </wsHttpBinding>
    </bindings>