I'm using the SMTP functionality in ASP.NET to send an email. I just set up POP3/SMTP on a Windows Server 2003.
The email messages are making it to the POP Service but they are not reaching the ultimate destination. I have no restrictions on the relay properties of the default smtp virtual server at this time.
This technical paper will help you implement VMware’s VM encryption as well as implement Veeam encryption which together will achieve the nothing ever in the clear goal. If a bad guy steals VMs, backups or traffic they get nothing.