Re: Re[2]: IDN Security

From: Doug Ewell (
Date: Thu Feb 17 2005 - 23:48:24 CST

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    Alexander Savenkov <savenkov at xmlhack dot ru> wrote:

    >> In, 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

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