Ok I will look for firefox plugins, But i tred other authentication mecanisms, like auth_digest_pw and I was suprised to see that clients get only one *authentication request* at the begining. Then, client always send proxy authentication param. Regards Tiery On Fri, Apr 16, 2010 at 4:07 PM, Markus Moeller <huaraz@xxxxxxxxxxxxxxxx> wrote: > In theory you can, but it has to be implemented in the client (e.g. the > Browser). > > Regards > Markus > > "Tiery DENYS" <tiery.denys@xxxxxxxxx> wrote in message > news:h2kfdcc38011004140653p92fd561fv81febc7501188be3@xxxxxxxxxxxxxxxxx >> >> Hi, >> >> I am using squid with squid_kerb_auth plugin for authentication on a >> kerberized network. >> Squid listen on port 3128 and clients use this proxy. >> >> The transparent authentication works pretty well but if i look at >> network flow, i see that for each website request, the client does two >> requests: >> 1) normal GET request >> Squid says "proxy authentication required" >> 2) second GET request with tgs >> >> Is it possible for clients to automatically send tgs in first request ? >> >> Thanks in advance, >> >> Tiery >> > > >