[OLPC Security] teasing apart the security problem into pieces

[Simson Garfinkel]

I want to use physical connections as a proxy for trust. So I would  
like to see the OS copied from another laptop connected by a cable  
connecting the USB ports together.

On Apr 9, 2006, at 4:28 PM, Tim Flavin wrote:

> Simson Garfinkel said:
>> Presumably another funky set of keys will have my laptop copy the
>> operating system from your laptop (but not the user code)?
>
> If there is enough boot rom yes.  Otherwise the OS is copied from a
> (flash) disk on the USB port.  The boot rom may be small to save money
> and things like TCP etc may take up too much space.
>
> Glad to see the necessary tools are available.
>
> Tim
>