Re: Re[2]: IDN Security

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Alexander Savenkov <savenkov at xmlhack dot ru> wrote:

>> In http://www.icann.org/committees/idn/idn-codepoint-input.htm, IANA
>> recommend blacklisting the following Unicode character ranges as
>> unusable within IDNs:
>
>> * Box Drawing
>
> ...
>
>> Blacklisting all of these can be an effective part of an overall more
>> thorough anti-spoofing solution by greatly cutting down on spoofing
>> opportunities prior to other forms of filtering.
>
> "Greatly" is not correct. "Slightly" is more appropriate.

I'm not convinced that (a) box-drawing characters will contribute
noticeably to any spoofing problems nor that (b) box-drawing characters
are in particularly hot demand for IDNs anyway, for either legitimate or
nefarious purposes.

-Doug Ewell
 Fullerton, California
 http://users.adelphia.net/~dewell/

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