On Friday 11 August 2006 21:18, Al Musella, DPM wrote:
> somehow set the referrer to be the action page.. but some set it to

Sending custom HTTP headers is trivial.
Referer should not be used as part of security.

> the original form page also.. but the time never looks
> right..  usually either  0 seconds  or way over an hour for the bot .
> Normal people take anywhere from 10 seconds to a minute.  So a
> combination of time

To prevent the obvious counter attack, you should store the original time 
server side in the users session and recheck it on form post.

-- 
Tom Chiverton

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