Let’s say that you are at your computer at work.
The service is the type of communication this traffic seeks, like common services are website communication like “http” or secure website communication like “https”. This device will run software that basically will inspect traffic coming in from one network connection (port) and will inspect that traffic for its source address called “source IP address” and its destination address called “destination IP address”, plus it’ll inspect what service it’s requesting. Let’s dig a little deeper on the different types of network firewalls and how they protect you from the internet.Ī physical firewall is usually a device that has multiple network connections. This means that the firewall in networking protects you from users that are on the internet trying to connect to computers on your private home or business computers. When we talk about a network firewall, we’re discussing a physical device that its main purpose is to protect your internal private network from traffic and users that are outside that private network. Each type of networking firewall has advantages and disadvantages which I’ll go into deeper in this article. Choosing the right type for you and your network is crucial. There are different type of firewalls that can be used and each type will provide a different level of protection. One of the most critical components in a good Cyber Security defense is a proper firewall on your network.
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