Force HTTPS on Azure/IIS websites. This file will rewrite every HTTP request to HTTPS. Works on Azure & IIS

web.config

<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <system.webServer>
    <rewrite>
      <rules>
        <rule name="Redirect to https" enabled="true" stopProcessing="true">
          <match url="(.*)" />
          <conditions logicalGrouping="MatchAll" trackAllCaptures="false">
            <add input="{HTTPS}" pattern="off" />
            <add input="{HTTP_HOST}" pattern="localhost" negate="true" />
          </conditions>
          <action type="Redirect" url="https://{HTTP_HOST}/{R:1}" />
        </rule>
      </rules>
    </rewrite>
  </system.webServer>
</configuration>