And even worse than the proxies are AOL's dynamic proxies! AOL in some cases does use such an animal. It is possible for a client connected through AOL to actually change IP addresses mid session, even though they did not hang up and re-login! -joshua ----- Original Message ----- From: "Eric Cestari" <eric at ohmforce.com> To: <thelist at lists.evolt.org> Sent: Tuesday, September 04, 2001 4:05 AM Subject: Re: [thelist] Looking for a poll : Don't forget proxies, they hide all traffic behind only one IP. Relying : on this sole authentification can block users from using it.