[CentOS] Define HTTP proxy system-wide (Squid and Squidguard) ?

kalinix calin.kalinix.cosma at gmail.com
Wed Mar 31 12:06:35 UTC 2010




On Wed, 2010-03-31 at 12:23 +0200, Niki Kovacs wrote:

> Hi,
> 
> I'm currently configuring Squid and Squidguard for filtering web access 
> in a public computer room. So far, everything works fine.
> 
> I know how to configure Firefox to use a proxy, but there's no way to 
> protect that configuration, e. g. a more knowledgeable user might 
> circumvent this configuration. Is there some way to configure an HTTP 
> proxy system-wide?
> 
> Cheers from the sunny South of France,
> 
> Niki
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> CentOS at centos.org
> http://lists.centos.org/mailman/listinfo/centos


On the router level, you could block all the traffic and allow only the
threads initiated by proxy. Thus you make sure that no 'clever' user can
generate outbound traffic.


HTH


Calin

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