Jacqueline

An open source firewall is a software program that helps protect computers from unauthorized access and cyberattacks. Open source firewalls are created by volunteers and are freely available to the public.

They are also more customizable and user-friendly than commercial firewalls.

An open source firewall can be used to protect a computer from unauthorized access and cyberattacks.

The main advantage of using an open source firewall is that it is more customizable and user-friendly. Additionally, open source firewalls are typically more secure than commercial firewalls.