I also have been looking for a solution to that problem. The only way to
achieve this is - as far as i know - only deep c++ programming of the builtin
cryptography-module or some 3rd party software (i know that crypto ex -
formerly Glueck&Kanja, now PGP could do the job).
Best regards!
> Is this actually possible? Do I need any other tools/AddIns? Does
> nobody use the encryption/signature this way?
>
> Regards,
> Hans