Email Protection in Forefront TMG

While researching on a issue found this amazing post about email protection using TMG

https://blogs.technet.com/b/isablog/archive/2009/11/10/email-protection-in-forefront-tmg-2010-release-candidate.aspx

good article on edge subscription

https://technet.microsoft.com/en-us/library/aa997438.aspx

thought to share it with all.