| Note: If the IIS Application Pool is hosting Microsoft SharePoint, this is Not Applicable. |
If this IIS 8.5 installation is supporting Microsoft Exchange, and not otherwise hosting any content, this requirement is Not Applicable.
Open the IIS 8.5 Manager.
Click "Application Pools".
In the list of Application Pools, review the "Applications" column and verify unique application pools for each website.
If any Application Pools are being used for more than one website, this is a finding.