Red Hat Squid Proxy: Free Guide 2021

Red Hat Squid Proxy is a web proxy and cache delivery system!

Contents hide

1 Install Red Hat Squid Proxy

2 Secure Squid Service

3 Enforce Squid Security with SELinux

4 How to Block Specific Ports on Squid Proxy

5 Block Domains on Squid Proxy

6 How to Block Ads on Squid Proxy

7 How to Setup Client Authentication on Squid Proxy

8 How To Setup Squid Transparent Proxy

Squid can be configured as a transparent proxy

Install Red Hat Squid Proxy

yum install squid

Secure Squid Service

Squid is a service and all access to a service on Operating System must be checked and secured.

First we need to think what users or groups will have access to manage the squid service, if you need to understand how to manage user and groups on Red Hat read our manual.

All Squid service settings can be configured on file :

vi /etc/squid/squid.conf

After our service is running with a secure user let’s change the default port, open the squid settings file and change the http_port value to 3160

 http_port 3160

Enforce Squid Security with SELinux

How to Block Specific Ports on Squid Proxy

Block Domains on Squid Proxy

Squid is perfect to block domains on our network. We can build domains blacklists or block and entire TLD.

Read our article in order to understand how squid proxy deal with domains management and blocking.

How to Block Ads on Squid Proxy

How to Setup Client Authentication on Squid Proxy

How To Setup Squid Transparent Proxy

Squid Proxy