Tomas,

Don't  "smart cards"  e.g. satellite decoder cards do a similar trick
in  that part of the decoding is carried out by the card itself?
These have been "broken" also.

RP

2008/6/26 Dario Greggio <adpm.to@inwind.it>:
> Tom=E1s =D3 h=C9ilidhe wrote:
>
>>
>> Dario Greggio wrote:
>>
>>>Hmmm, if that device is going to be a "dongle", making it Ethernet will
>>>make it easier to "clone" i.e. any PC will be able to do that (sooner or
>>>later).
>>>A USB slave is (much) more complicated to clone.
>>
>>
>> How can they clone it if they haven't got access to the machine code of
>> the algorithm? (The machine code is run on the PIC)
>
> If it is not a dongle, then (as I said) my question is pointless. I
> believed it was a "protection device", a key. If it creates a "result" -
> the algorhitm result, then this is different.
>
> --
> Ciao, Dario
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