Hey Richard,<br><br>I'm pretty sure the section on hash cracking etc. was about stealing bitcoins from trojan'ed victims. Normally wallet.dat is unencrypted therefore can easily be pick however pocketed. I could be wrong on that however, it's just what I got from the power-point. <br>
<br><div class="gmail_quote">On Mon, Aug 22, 2011 at 3:25 PM, Richard Miles <span dir="ltr"><<a href="mailto:richard.k.miles@googlemail.com">richard.k.miles@googlemail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Hi Tak<br>
<br>
Thanks for answer and it make sense. But what about Bitcoin to crack<br>
password hashes or own profit?<br>
<br>
Thanks<br>
<div><div></div><div class="h5"><br>
On Mon, Aug 22, 2011 at 12:37 PM, tak shacks <<a href="mailto:tak.31337@gmail.com">tak.31337@gmail.com</a>> wrote:<br>
> It made some good points about how using the bitcoin currency is a good way<br>
> to stay anonymous when trying to scam people. If you have them send money to<br>
> an address, or account it's difficult to stay anonymous unless the account<br>
> is someone elses and compromised. with bitcoin it's all virtual so anonymity<br>
> is possible.<br>
><br>
> On Sun, Aug 21, 2011 at 11:04 AM, Richard Miles<br>
> <<a href="mailto:richard.k.miles@googlemail.com">richard.k.miles@googlemail.com</a>> wrote:<br>
>><br>
>> Hi foofus members,<br>
>><br>
>> First of all sorry for off-topic, but this sound interesting and I<br>
>> know that foofus guys are always playing with everything that is<br>
>> related with hacking and password cracking so I decided to send it<br>
>> here, I hope you don't mind.<br>
>><br>
>> I never used Bitcoins and it's not very popular with my circle of<br>
>> friend, but a presentation entitled "Hacking the Global Economy with<br>
>> GPUs or How I Learned to Stop Worrying and Love Bitcoin" called my<br>
>> attention, however it's very confuse (at least to me).<br>
>><br>
>><br>
>> <a href="http://this-download-would-be-faster-with-a-premium-account-at-good.net/dl/1483089/0/0/1313942385/219be7f80763b020d6319ca8e9afaa03e0a035d9/k4r3lj/DEFCON19/DEFCON-19-Skunkworks-Bitcoin.pdf" target="_blank">http://this-download-would-be-faster-with-a-premium-account-at-good.net/dl/1483089/0/0/1313942385/219be7f80763b020d6319ca8e9afaa03e0a035d9/k4r3lj/DEFCON19/DEFCON-19-Skunkworks-Bitcoin.pdf</a><br>
>><br>
>> I'm a bit unsure about what is the goal of the preso and real usage of<br>
>> GPUs and hash cracking with bitcoins. The author gave the idea that it<br>
>> can be used as a botnet and since there is a lot of GPU systems it<br>
>> could be a wonderful network for distributed hash password cracking if<br>
>> the price to do it is acceptable (since Amazon EC2 is expensive).<br>
>> Anyone has any experience with it?<br>
>><br>
>> Or, maybe the goal of this people is just use Bitcoin to be rich with<br>
>> all this power based on the GPUs "printing" money, which also is a<br>
>> confusing concept to me and Wikipedia say it may not be that easy<br>
>> anymore<br>
>><br>
>> "The proof-of-work problems are especially suitable to GPUs and<br>
>> specialized hardware. Because of the growing computing power behind<br>
>> the system driving the difficulty to high levels, individual<br>
>> contributors with typical CPUs are no longer likely to solve a block<br>
>> on their own but can still receive part of the Bitcoin generated in a<br>
>> new block by contributing their processing power to a mining pool.[26]<br>
>> This increased difficulty makes it cost prohibitive for an attacker to<br>
>> perform double-spending attacks so it is beneficial to the system."<br>
>><br>
>> All answers are very welcome and sorry for off-topic.<br>
>><br>
>> Cheers<br>
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><br>
><br>
> --<br>
> Regards,<br>
> -tak<br>
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><br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br>Regards,<br> -tak<br>__________________________________________________________________________________<br><br>~tak<br><a href="http://www.tak11.info/" target="_blank">http://www.taksmind.org/</a><br>
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