Starting with Exchange Server 2007, we added protection for Exchange data paths to Client Access Servers using SSL . SMTP communication between transport servers is also protected using TLS ....
Updated Jul 01, 2019
Version 2.0
Blog Post
Thank you, thank you, thank you! Just ran into this recently, and we couldn't figure it out. Managing certificates is much easier in Exchange 2010 - thanks for adding this to EMC, and for this excellent team blog!