Article ID: 961868 - View products that this article applies to.
If you have a *.* file filter that includes the .rar file type, Microsoft Forefront Security for Exchange Server may incorrectly detect an attachment as an .rar file when it is not an .rar file.
To resolve this issue, install Microsoft Forefront Security for Exchange Server with Service Pack 2 (SP2).
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/960465/ )Description of Forefront Security for Exchange Server with Service Pack 2
Article ID: 961868 - Last Review: July 1, 2009 - Revision: 1.0