[whatwg] Form-based HTTP Authentication Proof of Concept

Kornel Lesinski kornel at geekhood.net
Thu Feb 25 18:04:51 PST 2010

On Thu, 25 Feb 2010 16:00:37 -0000, Timothy D. Morgan  
<tmorgan at vsecurity.com> wrote:

> As a follow up to my paper advocating HTTP authentication over
> cookies [1], I've built a simple sample application which demonstrates
> how a combination of XMLHttpRequest and response code tricks can be
> used to achieve form-based login, logout, and authenticated password
> changes in the four most popular browsers:
>   http://www.vsecurity.com/download/tools/fbha-poc_0.1.zip
> Note that this is achieved without using any checks to determine what
> browser is being used.
> While this is promising, I still think we should have an HTTP-based
> log out mechanism.  In addition, the proposed W3C change to
> XMLHttpRequest authentication behavior will make this code much
> simpler.

FIY a while ago I've implemented proof-of-concept as well, but by using  
URLs with login/password:


Those two approaches combined could offer solution with good user  
experience and working non-JS fallback.

regards, Kornel Lesiński

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