Uncomplicated Firewall facts for kids

Uncomplicated Firewall (UFW) is like a digital guard for your computer. It helps protect your computer from unwanted visitors or harmful programs trying to get in through the internet. UFW makes it simple to manage your computer's firewall.

A firewall is a security system that controls what information goes in and out of your computer. UFW uses simple commands to set up these rules. It's built into many Linux operating systems, like Ubuntu (since version 8.04 LTS) and Debian (since version 10). This means it's often already there if you use these systems.

Easy Ways to Use UFW

Gufw (GUI for Uncomplicated Firewall)

GUI for Uncomplicated Firewall
Original author(s)	Gufw Developers
Stable release	26.04
Written in	Python, PyGObject
Operating system	Linux
Platform	GTK
Available in	More languages
License	GNU General Public License

While UFW uses text commands, some programs make it even easier to use. These are called Graphical User Interfaces, or GUIs (pronounced "goo-eys"). A GUI lets you click buttons and menus instead of typing commands.

Gufw: A Friendly GUI

Gufw is a popular GUI for UFW. It's designed to be very simple and easy to understand. With Gufw, you can quickly allow or block internet traffic for different programs or specific types of connections. For example, you can easily set rules for games or file-sharing apps.

Gufw works well with Ubuntu and other Linux systems. If your computer uses Python and GTK (which are common programming tools), you can probably use Gufw.

What UFW Can Do

UFW has many features that help keep your computer safe. It can:

• Control Incoming Traffic: Decide what information is allowed to come into your computer and what is blocked.
• Handle IPv6: Work with both older (IPv4) and newer (IPv6) internet addresses.
• Show Status: Let you see if your firewall is active and what rules are in place.
• Log Activity: Keep a record of what the firewall is doing, which can be helpful for troubleshooting.
• Limit Connections: Prevent too many connections from one source, which can protect against certain types of attacks.
• Filter Outgoing Traffic: Control what information leaves your computer, not just what comes in.
• Work with Specific Programs: Set rules for individual applications on your computer.
• Support Different Protocols: Understand various ways computers communicate, like AH, ESP, IGMP, and GRE.

These features help UFW act as a strong guardian for your computer's network connections.

External Links

• Ubuntu Firewall – More information about UFW on Ubuntu.
• Gufw – The official website for Gufw.
• Gufw – Community help and documentation.

ast:Uncomplicated Firewall

See also

In Spanish: Uncomplicated Firewall para niños