title: Asp.Net Forms Authentication SSO between 4.5 and 4.6.1 web applications
body: <p>Sigle-Sign-On between 4.5 framework application and 4.6.1 framework application is not working.</p>
  
  <p>My current and previous web applications are hosted under the same IIS website. One is 4.5 version and another is 4.6.1 version. </p>
  
  <p>But my cookie create in the new app is not authenticated under the old application.</p>