Using Forefront Protection 2010 for Exchange Server, you can apply keyword filtering within hyperlinks by completing the following steps:
  1. Apply Forefront Protection 2010 for Exchange Server Hotfix Rollup 3. You can find information about Hotfix Rollup 3 at Description of Hotfix Rollup 3 for Microsoft Forefront Protection for Exchange.
  2. Create the SkipHtmlTags extended option. Set the extended option to false. To do this, access the Forefront Management Shell (click Start, point to All Programs, point to Microsoft Forefront Server Protection, and then click Forefront Management Shell) and issue the following command (case sensitive): new-fseextendedoption -name SkipHtmlTags -value false.

For more information about using cmdlets for FPE, see Using Windows PowerShell. For more information about applying keyword filter lists, see Creating a keyword filter list.