ForeFront Security for SharePoint

https://www.microsoft.com/forefront/serversecurity/sharepoint/default.mspx

Protection and Control for Collaboration Servers

Microsoft Forefront Security for SharePoint manages and integrates industry-leading antivirus engines to provide comprehensive protection against the latest threats, helping ensure documents are safe before they are saved to or retrieved from the SharePoint document library. In addition, documents can be scanned for company-sensitive information, profanity or other administrator-defined content policies. Through deep integration with Office SharePoint and Windows SharePoint Services, Forefront Security for SharePoint helps protect your collaboration environment while maintaining uptime and optimizing performance. Forefront Security for SharePoint also enables administrators to easily manage product configuration and operation, automated antivirus signature updates and reporting at the server and enterprise level.

https://www.microsoft.com/forefront/serversecurity/sharepoint/default.mspx