Re: Canonical list of overly general domains?

2007-01-08 Thread Hans Granqvist
Daniel E. Renfer wrote:
 While I haven't been able to find a good list of domains that meet
 this requirement, what does everybody think of the idea that if you
 can't find a DNS entry for the domain part of the trust root then it's
 not a good candidate for a trust root.
 
 Maybe it's just my DNS servers, but I'm not getting a response for
 things such as com or co.uk
 
 any thoughts?
 

The DNS lookup is interesting, but I feel a relying party
should white-list the sites it accepts and only accept those.

Any other mechanical trust relationships (such as generic blacklists)
are likely to be worth next to nothing, so the RP might as well
ignore checking for return address being in the trust root's set.

Hans
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Re: Canonical list of overly general domains?

2007-01-08 Thread Adam Langley
On 1/6/07, Daniel E. Renfer [EMAIL PROTECTED] wrote:
 can't find a DNS entry for the domain part of the trust root then it's
 not a good candidate for a trust root.

 Maybe it's just my DNS servers, but I'm not getting a response for
 things such as com or co.uk

You mean a lack of an A record implies that it's overly general? I
think that would have both false positives and false negatives. For
example, googlepages.com is probably too general, but certainly has an
A record.


AGL

-- 
Adam Langley  [EMAIL PROTECTED]
http://www.imperialviolet.org   650-283-9641
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Re: Canonical list of overly general domains?

2007-01-08 Thread Johannes Ernst
What about somebody take a stab at it (on the wiki, perhaps) and let  
others shoot at it?



On Jan 8, 2007, at 14:34, Adam Langley wrote:


On 1/6/07, Daniel E. Renfer [EMAIL PROTECTED] wrote:
can't find a DNS entry for the domain part of the trust root then  
it's

not a good candidate for a trust root.

Maybe it's just my DNS servers, but I'm not getting a response for
things such as com or co.uk


You mean a lack of an A record implies that it's overly general? I
think that would have both false positives and false negatives. For
example, googlepages.com is probably too general, but certainly has an
A record.


AGL

--
Adam Langley   
[EMAIL PROTECTED]

http://www.imperialviolet.org   650-283-9641
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Johannes Ernst
NetMesh Inc.





 http://netmesh.info/jernst

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