Ted - I have the same problem that you had. I have Windows Vista. After you
hit Digital Id's it looks like there are several tabs for the certificates,
the first being "personal" then "other people", and others. Which one did you
clear out?

"Ted Toal, Sierra Video Systems" wrote:

> I fixed it! I was poking around looking at Windows Mail settings, and under
> Tools, Options, Security, Digital IDs, I saw that there were three
> certificates issued to my computer's name. I wasn't sure what the meaning of
> this is (who issued the certificates and why?), but I took a chance and
> deleted them. Now, I can send email! I suppose that somehow one of those
> certificates must have been involved in the SSL port 465 transaction. But why
> does it work now, with NO certificates. I went back and looked, thinking that
> maybe Windows auto-generated a new certificate, but it did not. There is only
> one certificate remaining, one I made myself long ago when playing around
> with PGP (Pretty Good Privacy). Maybe it used that one?
>
> Microsoft must have some kind of problem with certificates and SSL and
> perhaps related to changing of passwords on email accounts.
>