Q:

Exclude folder in my Site for Enterprise Single Sign-On

I have a site under Microsoft Enterprise Single Sign-On. In a folder located in the site I have a Web Service (WSDL) that I want to exclude from ESSO validation for consume from other application without ESSO. 
Can I do it?
My site 
https://example.com
To Exclude:
https://example.com/services

A:

Finaly I found the solution.
You can especify in web.config the folder to exclude:
<location path="ExcludedFolder">
  <system.web>
    <authorization>
      <allow users="*" />
    </authorization>
  </system.web>
</location>

