26th November 2019

mccurley
17

What is the role of a firewall in a network?

The Role of Firewalls. A firewall is a term used for a ``barrier'' between a network of machines and users that operate under a common security policy and generally trust each other, and the outside world. In recent years, firewalls have become enormously popular on the Internet.

Similarly, what is a firewall and what is it used for?

A firewall is a system designed to prevent unauthorized access to or from a private network. You can implement a firewall in either hardware or software form, or a combination of both. Firewalls prevent unauthorized internet users from accessing private networks connected to the internet, especially intranets.

What is a firewall and what does it do?

A firewall is a system designed to prevent unauthorised access to or from a private computer network. Firewalls are frequently used to prevent unauthorised Internet users from accessing private networks connected to the Internet (often described as intranets).
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