Table-building

John C Klensin klensin at jck.com
Fri Feb 2 05:06:35 CET 2007



--On Thursday, 01 February, 2007 19:10 -0800 Erik van der Poel
<erikv at google.com> wrote:

>...
> And, the problem with a false positive, is that an
> unscrupulous or
> error-prone registry operator might allow both the uppercase
> and
> lowercase versions of a new character to be registered,
> leading to a
> situation where the user of an old app is taken to one site,
> while the
> user of a new app is taken to a different site, possibly owned
> by
> someone else (i.e. xn--mza vs xn--nza), even though the link
> in the
> HTML did not change (it still has the uppercase).
> 
> I suppose an unscrupulous or error-prone registry operator
> would
> eventually be caught and the authorities might then redelegate
> that
> TLD, but Firefox is, in principle, exposing its users to this
> problem in the meantime.

In practice, it would be unwise to count on an involuntary
redelegation occurring for this reason in less than years after
the problem was identified... if that soon.

    john



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