COMPUTER NETWORKING

Detailed explanation-1: -Firewalls are software programs or hardware devices that filter and examine the information coming through your Internet connection. They represent a first line of defense because they can stop a malicious program or attacker from gaining access to your network and information before any potential damage is done.

Detailed explanation-2: -A firewall is a computer network security system that restricts internet traffic in to, out of, or within a private network. This software or dedicated hardware-software unit functions by selectively blocking or allowing data packets.

Detailed explanation-3: -Firewalls are network security systems that prevent unauthorized access to a network. It can be a hardware or software unit that filters the incoming and outgoing traffic within a private network, according to a set of rules to spot and prevent cyberattacks. Firewalls are used in enterprise and personal settings.

Detailed explanation-4: -Hardware vs. Software Firewalls. At the most basic level, a hardware firewall is a physical unit, while software firewalls operate from inside your computer via an application.

Detailed explanation-5: -Solution. It can be a software program or a hardware device that filters all data packets coming through the internet, a network, etc. it is known as the Firewall.