# The page requires a valid client certificate
The page you are trying to view requires the use of a valid client certificate. Your client certificate map has been denied access to this Web site.
Please try the following: Click the Refresh button to try again if you have changed your client certificate. Contact the site administrator to establish client certificate permissions. Change your client certificate and retry, if appropriate. If you believe you should be able to view this directory or page, please contact the Web site administrator by using the e-mail address or phone number listed on the home page. ## HTTP 403.12 - Access Forbidden: Mapper denied access Internet Information Services Technical Information (for support personnel) More information: Microsoft Support