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[nycphp-talk] Injection Attack, any ideas?

Daniel Convissor danielc at analysisandsolutions.com
Sat Nov 17 00:42:57 EST 2007


Hi Rob:

On Mon, Nov 12, 2007 at 04:26:54PM -0500, Rob Marscher wrote:
> 
> But it's expensive to escape it every time someone views the page.   
> Therefore, it's recommended to filter it on input but store the  
> filtered version

This approach is flawed because disgruntled people who have server side 
access to the database can insert HTML.  Escaping HTML upon page 
generation is the safest way to go.

--Dan

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