full-disclosure - Re: Chinese Professor Cracks Fifth Data SecurityAlgorithm (SHA-1)

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Date: Thu, 22 Mar 2007 14:16:27 -0000
From: "Dave \"No, not that one\" Korn" <davek_throwaway@...mail.com>
To: full-disclosure@...ts.grok.org.uk
Subject: Re: Chinese Professor Cracks Fifth Data
	SecurityAlgorithm (SHA-1)

Tim wrote:
> Hello,
>
> On Wed, Mar 21, 2007 at 06:45:19PM +0300, 3APA3A wrote:
>> Dear Michael Silk,
>>
>> First,  by  reading  'crack'  I thought lady can recover full
>> message by it's signature. After careful reading she can bruteforce
>> collisions 2000 times faster.
>
> Both of you guys are confused.
>
> First off Michael: this is old news.  It doesn't seem to indicate that
> finding collisions is any faster than 2^63, which was reported quite
> some time ago[1].

  It's not just old news, but old old news, since we already had this 
discussion about how it was old news back in january when the piece was 
published...

    cheers,
      DaveK
-- 
Can't think of a witty .sigline today.... 

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