In this episode, Matt and Cricket discuss and debate DNS terminology, explaining resolvers (stub resolvers, iterative resolvers), name servers (recursive name servers, authoritative name servers); they ruminate on how much of name server design is undocumented lore; and make many, many insider references. Oh, and then they remember the name and purpose of the podcast and answer a listener’s questions about lame delegations, revealing a rift between Matt’s and Cricket’s philosophies about them.
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Posted by Cricket Liu at 1:23 am on February 20th, 2009.
Categories: Episodes.
In this, their first in-person podcast, Matt and Cricket examine the redundancy of the phrase “aiding and abetting,” discuss quirks in forwarding terminology, and cover two DNS-related security issues: One in which resolvers are reconfigured by malware to use open recursive name servers, and another — happening on the Internet right now — in which name servers are used as amplifiers in a DDoS attack.
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Posted by Cricket Liu at 6:52 pm on February 2nd, 2009.
Categories: Episodes.
