Re: [xml-dev] Namespace prefixes are a security risk

["G. Ken Holman" <gkholman@CraneSoftwrights.com>]

At 2009-12-28 11:14 -0500, Costello, Roger L. wrote:
>The problem described below occurs with XML 'guards' that are trying 
>to prevent the release of unauthorized information at an enclave boundary.

Surely, Roger, you've been dipping into the New Year's grog a bit 
early here, haven't you?

>Namespace prefixes provide a ready channel for transmitting 
>information out of the protected enclave.  That channel is 
>overlooked by most XML applications, expect for an application that 
>is specifically looking for that information.
>...
>     <attackNOW:book xmlns:attackNOW="http://www.book.org";>
>         <attackNOW:title>The Origin of Wealth</attackNOW:title>
>...
>Not so innocent-looking anymore, is it?

No, it looks ludicrous!

I'm guessing you are pulling our collective legs here for some 
holiday fun.  This is reminiscent of worries of rock music carrying 
hidden transmissions programming the teenagers to rebel against their parents.

Have a happy new year!

. . . . . . . . . . . Ken


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