Re: Attack vectors through Unassigned Code Points in IDN

From: John H. Jenkins (jenkins@apple.com)
Date: Wed Mar 18 2009 - 16:53:50 CST

  • Next message: Chris Weber : "RE: Attack vectors through Unassigned Code Points in IDN"

    On Mar 18, 2009, at 4:23 PM, Chris Weber wrote:

    > My question is - why would these code point ranges U+115A..U+1160
    > and U+11A3..U+11A7 render as white space in Mac and Windows? This
    > isn't just a product of Firefox, which I agree handles this poorly.
    > In any application (e.g. notepad) they show as white space. I
    > would expect them to map to a box or other no-glyph-exists fallback.
    >

    On my Mac they are not white space. It looks like you have a font
    installed that (incorrectly IMHO) uses a blank glyph to display them.

    =====
    John H. Jenkins
    jenkins@apple.com



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