Ring of firewalls
Learn how to protect your computer by changing the firewall settingsStart lesson
By adjusting the settings in the Firewall we can block all unwanted access into our computer. It works as a protective barrier to prevent all unwanted connections in, out, and through our computer.
Our company is under attack. We have intelligence that someone is trying to send a virus into our computer. It's your job to help us protect ourselves.
First, you'll need to check if we have any ports open which cyber criminals could use to access our information
Next, we can help to protect ourselves from unauthorised access by creating a Firewall which acts as a defence barrier
Learn how to control what input and output is accessible through the Firewall you have created