---
title: "What is Firewall? Give some name of firewalls."  
description: "What is Firewall? Give some name of firewalls."  
author: "Mukul Goenka"  
published: 2022-04-20  
canonical: https://answers.mindstick.com/qa/96906/what-is-firewall-give-some-name-of-firewalls  
category: "troubleshooting"  
tags: ["troubleshooting", "computer security", "computer"]  
reading_time: 1 minute  

---

# What is Firewall? Give some name of firewalls.

What is [Firewall](https://www.mindstick.com/blog/306201/firewall-solutions-for-tech-inspired-businesses-key-facts-to-know)? Give some [name](https://yourviews.mindstick.com/view/80850/violence-in-the-name-of-racism-in-germany-and-much-more) of firewalls.

## Answers

### Answer by Hitesh Vohra

- A **firewall** is a [**network**](https://answers.mindstick.com/qa/50640/how-to-reset-network-settings-on-your-iphone-8-plus) security device that monitors and filters incoming and outgoing network traffic according to security regulations set by an organisation. A firewall, at its most basic level, is the barrier that separates a private internal network from the public Internet. The primary goal of a firewall is to allow non-threatening traffic in while keeping harmful traffic out.
- Filtering of packet A tiny amount of data is examined and delivered in accordance with the filter's requirements.
- Service of proxy-At the application layer, a network security system protects while filtering messages.
- Inquisitive inspection-Dynamic packet filtering keeps track of active connections to decide which network packets to let through the Firewall.
- Deep packet inspection is a feature of Next Generation Firewalls (NGFWs). Application-level inspection in a firewall.

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**Read More: [What is BIOS?](https://answers.mindstick.com/qa/96908/what-is-bioshttps://answers.mindstick.com/qa/96908/what-is-bios)**


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Original Source: https://answers.mindstick.com/qa/96906/what-is-firewall-give-some-name-of-firewalls

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