Install Squid + squidGuard on CentOS 7 And Block Websites Using This Proxy

Squid is a well known web proxy application which is used to filter and cache the web traffic. It has become an essential part of a good Linux based network where system administrator use this utility to keep track of network usage and restrict/allow access to the certain areas of the internet. squidGuard is a plugin that works with squid to enhance its capabilities.