On Tue, 27 Jan 2009 08:26:12 -0500
Brian Mearns <bmea...@ieee.org> wrote:

> Sorry, this isn't strictly apache related, but this seems like a good
> place to find HTTP expertise and insight. I'm just wondering if
> ip-address-spoofing is of concern with HTTP in general? Specifically,
> I'm using server side sessions and "authenticating" them against IP
> address.

Forget spoofing.  Any correspondence of IP addresses to clients can
never be taken as more than coincidence.

>       By this I mean I'm just verifying each time the session id is
> sent by the client (in the query string or in a cookie) that it's from
> the same IP-address as the one that initiated the session to make sure
> someone hasn't hijacked another person's session.

So anyone coming through a proxy pool is screwed.  Do you explain
that to them?

-- 
Nick Kew

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