On 11/4/2013 2:00 PM, Tamas Rudnai wrote:
> I have seen Dumitru Codreanu's presentation at the HITB 2010 in Amsterdam=
,
> however, I can't find the PDF of his presentation right now.
> He had some numbers what could he achieved on Graphics card and FPGA card=
s
> to sign messages (brute-forcing the MD5 signatures until it looks like it
> was signed by the originator). As far as I remember he said he was able t=
o
> produce couple of mails per hour, which does not seem to be a big number,
> but then the malicious e-mail could be sent to as many targets as you
> wanted to, so you could lure your victim to click on links and/or run the
> executable attached to the e-mail. Also he only used a single card, where=
as
> if you have the fund you could use several in parallel to increase speed.
> That was in 2010, not sure how far he went on this with the hardware boar=
ds
> and knowledge.
>
> http://conference.hitb.org/hitbsecconf2010ams/index.html%3Fpage_id=3D24.h=
tml
>
> Some other interesting links I have just found:
>
> http://research.microsoft.com/pubs/64588/hash_survey.pdf
> http://www.youtube.com/watch?v=3DzEwWvVP_RU0
> http://www.securitytube.net/video/419
> http://www.md5decrypter.co.uk
>
> Tamas
>
>
>

Is encryption cracking no longer a taboo subject for the piclist? I=20
remember being threatened with action by one of the moderators for=20
talking about it.

-
Martin K
--=20
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