Re: [XHR] Authorization header

On Wed, 01 Apr 2009 09:32:34 +0200, Alexey Proskuryakov <ap@webkit.org>  
wrote:
> Per the current XHR spec draft, the Authorization header cannot be set  
> from JavaScript for security reasons.
>
> As far as I know, no shipping browser blocks it - and when we started  
> blocking it in WebKit, it caused a compatibility problem,  
> <https://bugs.webkit.org/show_bug.cgi?id=24957 >.
>
> What is the security reason to block this header?

Consistency with cross-origin requests where they need to be blocked to  
prevent distributed dictionary attacks. I actually thought Opera already  
blocked this header and the next Firefox release will do so as well.


-- 
Anne van Kesteren
http://annevankesteren.nl/

Received on Wednesday, 1 April 2009 09:50:23 UTC