I noticed the same problem, and Thawte seems to be aware of it. It is really
up to them to rewrite their request page so it works. Some of the hardening
in IE on Vista must be breaking it.

"mlai" wrote:

> Just an observation:
> I tried obtaining SSL certs with Vista thru Thawte (their free personal
> email certs). I had to put www.thawte.com in a Trusted Zone and disable
> protected mode for the trusted zone for it to work. However, when I import
> the issued certificates, I do not get an option to mark the private key as
> exportable and consequently, I cannot export the cert for backup and
> installation on my laptop.
>
> If I request the cert from XPSP2 (also IE7), I can mark the cert as
> exportable and can export the cert in PFX format to be used on another
> machine. The process is completely identical but it works on XPSP2 but not
> Vista RTM (I am on x64).
>
> Can anybody shed some light on this? It will be a major problem as I will
> be moving to a pure Vista environment soon for my home network (which has 7
> machines......)
>
> Please help.
> TIA.
>