That's where I started....but the thing is, I think they can spoof that
variable?  Or not?



--------------------------------------------------------


Eric J. Hoffman
Managing Partner
2081 Industrial Blvd
StillwaterMN55082
mail: [EMAIL PROTECTED]
www: http://www.ejhassociates.com
tel: 651.717.4105
fax: 651.717.4101
mob: 651.245.2717
Adobe Solutions Partner
Microsoft Certified Partner

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-----Original Message-----

From: AJ Mercer [mailto:[EMAIL PROTECTED] 
Sent: Tuesday, May 08, 2007 9:53 PM
To: CF-Talk
Subject: Re: defeating offline form posts

Have a look at the CGI variables
in particular CGI.HTTP_REFERER
This is the page before the current one - it should have your server
details
in there, other wise discard.


On 5/9/07, Eric J. Hoffman <[EMAIL PROTECTED]> wrote:
>
> Curious question here.   If I think about this, if someone takes a
form
> of ours for login, for example, and makes a local copy on their
> machine....and they set the post action to be the live server
> authenticate file....what is the best way to detect this and defeat
it?
> Noone has ever gained access this way as of yet, but we are studying
> possibilities, and this seems to me to be an attack vector.
>
>
>
> Any thoughts?    A check to see if the referrer was the domain
> name/login file name?   Or can that be spoofed as well then?
>
>
>
> Thanks~!
>
> --------------------------------------------------------
>
>
> Eric J. Hoffman
> Managing Partner
> 2081 Industrial Blvd
> StillwaterMN55082
> mail: [EMAIL PROTECTED]
> www: http://www.ejhassociates.com
> tel: 651.717.4105
> fax: 651.717.4101
> mob: 651.245.2717
> Adobe Solutions Partner
> Microsoft Certified Partner
>
> --------------------------------------------------------
>
> This message contains confidential information and is intended only
for
> [EMAIL PROTECTED] If you are not cf-talk@houseoffusion.com
you
> should not disseminate, distribute or copy this e-mail. Please notify
> [EMAIL PROTECTED] immediately by e-mail if you have received
this
> e-mail by mistake and delete this e-mail from your system. E-mail
> transmission cannot be guaranteed to be secure or error-free as
information
> could be intercepted, corrupted, lost, destroyed, arrive late or
incomplete,
> or contain viruses. Eric J. Hoffman therefore does not accept
liability for
> any errors or omissions in the contents of this message, which arise
as a
> result of e-mail transmission. If verification is required please
request a
> hard-copy version.
> --------------------------------------------------------
>
>
> 



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