On Oct 22, 2014, at 10:16 AM, Andrew Sullivan <[email protected]> wrote: >> leaving recursive resolution to the clients. We show that the two >> primary costs of this approach---loss of performance and an increase >> in system load---are modest and therefore conclude that this approach >> is beneficial for strengthening the DNS by reducing the attack >> surface. > > As long as you only count costs _to you_, externalizing costs is often > a good idea. > > There's a third cost here, and that is a large increase in costs to > authoritative server operators.
That cost is discussed in the paper (section 5). Regards, -drc
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