On 06/25/2011 04:13 AM, Camilo Mesias wrote:
> On Fri, Jun 24, 2011 at 5:09 PM, Simo Sorce<simo(a)redhat.com> wrote:
>> On Fri, 2011-06-24 at 22:21 +0200, nodata wrote:
>>> 2. This seems like Trusted Computing, which got shot down in flames.
>> Who shot it and why ?
> I don't know about Trusted Computing but this does remind me of the
> Pentium III processor serial number that wasn't well received - even
> though in theory it had what many people would consider a reasonable
> purpose. In other words, tracking down CPUs that were sometimes stolen
> by the truckload.
the processor serial number (PSN) wasn't shut down---every post-PIII CPU
has it. The access is often disabled by the BIOS, but it's there:
I think that TPC requires that PSN are enabled, but I can't think of why.
My guess is that it checks for that changing as part of its 'hash' if it
changes we know something moved... maybe we're no longer on original
Nathanael d. Noblet