Browsing Slovak translation

231.

A firewall protects a computer system from unauthorized access. It is not normally necessary to install a firewall on an Xubuntu system, because access to the system is closed by default. However, if you run any services that let other computers access yours (for example, the Apache web server), it is advisable to install a firewall. <application>Firestarter</application> is a program that lets you control a firewall through a graphical interface.