MS Patent for DRM OS

Anthony Naggs cryptlist at ubik.demon.co.uk
Thu, 13 Dec 2001 23:10:37 +0000


In message <5$m2R8BKoNG8EwtE@sdlabs.demon.co.uk>, Shaun
<ukcrypto@sdlabs.co.uk> wrote
>The current MS driver signing mechanism doesn't get invoked unless
>you install the drivers using the INF file mechanism. If you just
>copy the driver to the drivers directory and edit the registry to
>install your driver, it doesn't need to be signed and the OS won't
>complain at all.

A DRM environment would make this much harder, e.g. by applying content
control restrictions to the relevant parts of the registry.


Regards,
       Tony