You need to use wwSmtp with nMailMode = 0 (.NET). Then use loSmtp.lUseSsl = .t. to force TLS authentication.

See example here:
http://www.west-wind.com/webconnection/docs?page=_s9001zxj2.htm

+++ Rick ---

>Ok, I downloaded a trial until I locate the registration.
>
>I am using the SMTP form and trying to send a message to and from my hotmail account. After clicking send, an error message comes up that says 530 5.7.0 Must issue a STARTTLS command first. Any idea of where that is coming from and what I need to do?
>
>I was also trying to send email from my email address on our exchange server to another email address on our exchange server and get the error 504 5.7.4 Unrecognized authentication type. We are using Kerberos Authentication in Windows Server 2003. Do I need to setup an additional authentication type? I have a SSL cert...
>
>Thanks!