RE: IDN problem.... :(

From: Addison Phillips [wM] (aphillips@webmethods.com)
Date: Thu Feb 10 2005 - 19:17:54 CST

  • Next message: Elliotte Harold: "Re: IDN problem.... :("

    > Nah. It's poor design of IDN. They should have disallowed mixing
    > characters
    > from different scripts in one URL. It wouldn't have ruled out all of the
    > problems, but most of them.

    I disagree. There are plenty of cases in which scripts are mixed naturally in languages that use non-Latin scripts. For example, many languages use the Latin digits in preference to native script digits. Should we allow the Latin digits into a non-ASCII domain name? Oh, the slippery slope...

    For that matter, I can construct a perfect "paypal" string using ONLY Cyrillic letters. Restrictions to one script doesn't prevent the homograph attack. It just requires one to be more clever.

    U+0440 U+0430 U+0443 U+0440 U+0430 U+04C0 looks just as good in my browser...

    Addison

    Addison P. Phillips
    Director, Globalization Architecture
    http://www.webMethods.com

    Chair, W3C Internationalization Core Working Group
    http://www.w3.org/International

    Internationalization is an architecture.
    It is not a feature.

    > -----Original Message-----
    > From: unicode-bounce@unicode.org
    > [mailto:unicode-bounce@unicode.org]On Behalf Of Adam Twardoch
    > Sent: 2005年2月10日 16:27
    > To: John Hudson; John Burger
    > Cc: www-international@w3.org; Unicode Mailing List
    > Subject: Re: IDN problem.... :(
    >
    >
    >
    > ----- Original Message -----
    > From: "John Hudson" <tiro@tiro.com>
    >
    > > The security issue is simply due to the fact that some characters
    > > typically look identical to other characters. So change the appearance.
    >
    > Nah. It's poor design of IDN. They should have disallowed mixing
    > characters
    > from different scripts in one URL. It wouldn't have ruled out all of the
    > problems, but most of them.
    >
    > A.
    >
    >



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