COMPUTER FUNDAMENTALS

Detailed explanation-1: -A firewall acts as a barrier or filter between your computer and another network such as the internet. You could think of a firewall as a traffic controller. It helps to protect your network and information by managing your network traffic.

Detailed explanation-2: -Firewall Definition A firewall is a security system designed to prevent unauthorized access into or out of a computer network. Firewalls are often used to make sure internet users without access are not able to interface with private networks, or intranets, connected to the internet.

Detailed explanation-3: -A firewall is software or firmware that prevents unauthorized access to a network. It inspects incoming and outgoing traffic using a set of rules to identify and block threats.

Detailed explanation-4: -A firewall is defined as a cybersecurity tool that monitors incoming and outgoing network traffic and permits or blocks data packets based on a set of cybersecurity rules. Firewalls are generally deployed to isolate network nodes from egress and ingress data traffic or even specific applications.