Forbid user control over ALSA [disable PolicyKit?]

[Brian McKee]

On Wed, Jun 17, 2009 at 5:39 AM, Christian Svensson<blue at cmd.nu> wrote:
> The user has access to a terminal, firefox and a couple of more apps. The
> user should have access to those and perhaps want to install Flash to
> firefox.
>
> Currently they can control the volume and such using alsamixer = bad.
>
> I don't want to restrict a couple of programs that "might change the volume"
> - i want to make sure they are unable to use /dev/snd/*.

Doesn't that mean they cannot then use firefox and flash?
You say you want to control the volume, not disable sound....

I don't see how Policy Kit applies here.

Brian