Re: Code breakers beat security scheme of car locks, gas pumps

From: Ian Stirling (root_at_mauve.demon.co.uk)
Date: 02/06/05 

Date: 06 Feb 2005 00:09:59 GMT

Uncle Al <UncleAl0@hate.spam.net> wrote:
> Ian Stirling wrote:
>>
>> Uncle Al <UncleAl0@hate.spam.net> wrote:
>> > Ian Stirling wrote:
>> <sniop>
>> >> However, it depends on the resources of the attacker.
>> >> I'm not very worried if it takes ten thousand PCs a year to crack one car.
>> >
>> > Once the algorithm is broken you eavesdrop on cantu or respondu.
>>
>> Which doesn't matter.
>> If it costs you $1M to crack a car code, then unless you've got a very
>> special car, it's not a problem.
>>
>> (However, I note that it takes about 20 PC-weeks to crack a key, with
>> non-special hardware)
>> Or not that large an investment.
>
> If you run in Linux, 1.4X faster than in Windows. If you run in AMD,
> then 1.4X faster than in Intel. My new iron, an Athlon 55FX

Unless you know the algorithm, you can't generalise.
On some Intel may be faster, on some AMD.
I'd hesitate to say windows may be faster, as if it is, it's usually possible
to modify linux to be as fast.

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