We’ve built new features into Microsoft Exchange 2010 that use AD RMS technology to ensure that sensitive information is protected. In this video I’ll show you how you can use hub transport rules to automatically discover and protect messages that contain sensitive information.
Read more at source: http://edge.technet.com/Media/Automatic-AD-RMS-Protection-with-Transport-Rules/
Cheers,
Anderson Patricio
http://blogs.msexchange.org/patricio
Twitter: @apatricio