What is a Firewall? What does it do?
Firewall is a computer security system (read: firewall) from attack by malicious people or unauthorized communications. Most of which come from the internet network system. Including LAN networks as well. Firewalls currently have both hardware and software devices.
What are the functions of a Firewall?
Now that we know what a Firewall is, how does it work? Later, we will talk about the benefits of Firewalls. The benefits of Firewalls are to protect whether data being transmitted is safe or not by comparing it with various rules that users use. (administrator) has specified that if only one rule is not passed, the firewall will not allow entry at all. But this must depend on the user’s own decision. If the data is not secure but the user allows it to pass through, the firewall will let it in.
When everyone has more access to the internet world. It’s like going out into the wide world. We may not know everyone. All websites Therefore, we should build a little bit of a wall to protect ourselves. Firewall is a front line that can partly filter out bad people. So that they can’t enter the computer and cause damage.
Sophos Firewall
FAQ
Frequently asked questions
