[Gllug] IP address changes

[Adrian McMenamin]

On Sun, 2006-11-26 at 12:40 +0000, Alain Williams wrote:
> I have a problem where is seems that IP addresses are changing rapidly, AOL users
> seem particularly badly affected.
> 
> What is this about ?
> I implement some (php) session protection by noting the IP address
> that the requests are coming from. If this IP address changes I decide that someone
> is attempting to hijack the session. I have seen a spate of these, with most
> of them from addresses like 195.93.21.40 becoming 195.93.21.138 (AOL).
> I have also seen 2 where the address block belongs to Energis.

This behaviour seems quite common. Presumably some sort of load
balancing on the proxy systems.

At the risk of teaching you how to suck eggs, why not use a cookie
instead?

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