Re: 2 forwarded messages...DNSEXT discussion of Day and Kaminsky

Matthew Dempsky <[email protected]>
Newsgroups gmane.network.djbdns
Message-ID <[email protected]>
I want you to describe a step-by-step algorithm that an attacker
follows to trick dnscache into accepting a forged packet.  This means
describing what kind of query packets the attacker sends to dnscache
and also what kind of forged response packets the attacker sends to
dnscache.  This means detailing for the query packets what the type
and name in the question section should be, and for the response
packets what the destination port, txid, and type and name in the
question section should be.  I want you to describe with sufficient
detail the algorithm could be implemented unambiguously.

Once you do this, we can analyze the probability of success, either
theoretically or empirically.  In the mean time, you're trying to
apply analysis to an unspecified algorithm, and you seem thoroughly
confused on how to do it.  Have you ever taken an algorithms analysis
or cryptography class?
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