netdev - Re: RFC: Established connections hash function

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Message-Id: <200703281129.43783.ak@suse.de>
Date:	Wed, 28 Mar 2007 11:29:43 +0200
From:	Andi Kleen <ak@...e.de>
To:	nikb@...master.com
Cc:	netdev@...r.kernel.org
Subject: Re: RFC: Established connections hash function


> 
> > But I think it can be mostly ignored.
> 
>     With all due respect, it cannot. An attacker with a small-sized botnet 
> (which is ~250 hosts) can create chains that contain well in excess of 3000 
> items. 

Most likely they can also easily generate enough latency data to crack any simple
hash function then.

-Andi
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