From: John Cuccia 

On Tue, 31 May 2005 10:40:11 -0400, "Frank Haber"
 wrote:

>>but I have no idea what HD password stuff you mean?
>
>All of the recent high-end (X, A, T) TPs, in addition to the custom recovery
>partition which has its own DOS+extender diagnostics, have a hardware
>controlled boot procedure.  If you set a hard disk password, it's
>custom-burned into the HD, and that hard disk from then on can only boot on
>that motherboard.  If either dies, IBM claims you have to buy a new MB, since
>the associated encryption chips are soldered on/in.  There's rumored to be a
>renegade in Canada who can crack all this for a fancy fee ($200?).

Thanks.  I think that was an option called the "Embedded Security
System"  that didn't come with my T42 Model 2378DUU.

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