Re: [Resolverless-dns] Paper on Resolver-less DNS
Anne Bennett <anne@encs.concordia.ca> Mon, 19 August 2019 16:10 UTC
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From: Anne Bennett <anne@encs.concordia.ca>
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Date: Mon, 19 Aug 2019 12:10:48 -0400
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Subject: Re: [Resolverless-dns] Paper on Resolver-less DNS
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PV = Paul Vixie <paul@redbarn.org> AB = Anne Bennett <anne@encs.concordia.ca> ES = Erik Sy <sy@informatik.uni-hamburg.de> PV>>> i'll want to see how the network operator's policies for PV>>> dns monitoring and filtering will be reliably detected, PV>>> and respected. AB>> I would think this to be an impossible task; PV> this draft in another wg appears to be an attempt at such: PV> https://datatracker.ietf.org/doc/draft-sah-resolver-information/ PV> PV> i don't know if it can meet the "reliably detected" threshold though. I took a quick look at the above draft; it specifies a method for enquiring about "features of a recursive resolver", but gives no ideas or guidance as to what such features might consist of, aside from a brief sentence fragment in the abstract, "such as whether they perform DNSSEC validation or are available over transports other than what is defined in RFC 1035". It seems to me straightforward to use this mechanism to supply the information *that* a resolver applies filtering, but I don't see how it could reasonably *describe* the filtering, since such a description would essentially almost *be* the filtering. I think your polite assumption that it could be possible for resolverless DNS to respect a network operator's policies for DNS filtering is, well, polite. ;-) ... which brings us to: ES>> we talked about possible privacy drawbacks of resolver-less ES>> DNS. However, did we talk about the privacy risks of using a ES>> traditional DNS resolver? They can monitor the entire browsing ES>> activities of a user and present the real privacy problem. PV> DoT (RFC 7858) corrects that privacy problem and is being deployed. I dispute the idea that DNS over TLS addresses the privacy problem of the resolver operator having access to all of a user's DNS queries. That being said, I think that stating that traditional DNS has the "real privacy problem", and implying that resolverless DNS doesn't suffer from a similar problem, is disingenuous. If I ask a question and expect an answer, *someone* has to hear my question! Who would I rather trust: an ISP whose services I pay for, or a commercial web site where most likely, I *am* the product? Anne. -- Ms. Anne Bennett, Senior Sysadmin, ENCS, Concordia University, Montreal H3G 1M8 anne@encs.concordia.ca +1 514 848-2424 x2285
- [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ben Schwartz
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS John Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS Joe Abley
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Hardie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS John R Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Orth
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Hardie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Fred Baker
- Re: [Resolverless-dns] Paper on Resolver-less DNS Joe Abley
- Re: [Resolverless-dns] Paper on Resolver-less DNS John R Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS John Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Orth
- Re: [Resolverless-dns] Paper on Resolver-less DNS John Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Steffen Nurpmeso
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Hardie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Hardie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Anne Bennett
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Steffen Nurpmeso
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ralf Weber
- Re: [Resolverless-dns] Paper on Resolver-less DNS John Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Anne Bennett
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Hardie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Orth
- Re: [Resolverless-dns] Paper on Resolver-less DNS John Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS John Levine
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ralf Weber
- Re: [Resolverless-dns] Paper on Resolver-less DNS Vittorio Bertola
- Re: [Resolverless-dns] Paper on Resolver-less DNS Anne Bennett
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ralf Weber
- Re: [Resolverless-dns] Paper on Resolver-less DNS Vittorio Bertola
- Re: [Resolverless-dns] Paper on Resolver-less DNS Vittorio Bertola
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Vittorio Bertola
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Vittorio Bertola
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Osterweil
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Osterweil
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Osterweil
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Ted Lemon
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Joe Abley
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Eric Osterweil
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Joe Abley
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Bob Harold
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Joe Abley
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Erik Sy
- Re: [Resolverless-dns] Paper on Resolver-less DNS Viktor Dukhovni
- Re: [Resolverless-dns] Paper on Resolver-less DNS Paul Vixie