webconfig for http to https redirect

web.config

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
    <system.webServer>
        <rewrite>
            <rules>
		<rule name="HTTP to HTTPS redirect" stopProcessing="true">
		        <match url="(.*)" />
			<conditions>
			  <add input="{HTTPS}" pattern="off" ignoreCase="true" />
			</conditions>
		  <action type="Redirect" redirectType="Found" url="https://{HTTP_HOST}/{R:1}" />
		</rule>
            </rules>
        </rewrite>
    </system.webServer>
</configuration>

install the url rewrite module for IIS and place this in your wwwroot

http://www.iis.net/download/urlrewrite