[95710] in North American Network Operators' Group

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Re: America takes over DNS

daemon@ATHENA.MIT.EDU (bmanning@karoshi.com)
Mon Apr 2 14:24:56 2007

Date: Mon, 2 Apr 2007 18:18:45 +0000
From: bmanning@karoshi.com
To: David Conrad <drc@virtualized.org>
Cc: "<michael.dillon@bt.com>" <michael.dillon@bt.com>,
	nanog@merit.edu
In-Reply-To: <AE2D04CB-0272-4614-B2A7-B71DE80EBF07@virtualized.org>
Errors-To: owner-nanog@merit.edu


On Mon, Apr 02, 2007 at 07:45:08AM -0700, David Conrad wrote:
> 
> Hi,
> 
> >Wouldn't the holder of these keys be the only ones able to spoof  
> >DNSSEC?
> 
> Yes.  This is an assumption of DNSSEC, regardless of who signs the  
> root.  The implication of this (and the fact that emergency key  
> rollover requires everyone on the planet with a validating resolver  
> to update the root trust key manually) is that protecting the root  
> key signing key is a bit important.
> 
> Rgds,
> -drc

	one important attribute of key roll would seem to be 
	the lack of a "flag-day". ...  there are at least a 
	couple of proposals that mitigate that particular risk.

--bill

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