Free Firewall Course with Certificate

Introduction to Firewall

star 4.52  Beginner level 1.5 learning hrs 30.4K+ Learners

Enroll in the free Firewall course to improve your Cybersecurity knowledge. Learn about cybersecurity, its fundamentals, and its types. Also, comprehend Firewall, its types, how it works, and how it differs from antivirus.

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About this course

A firewall is a technique that prevents unauthorized access to or from a private network, and this free Firewall course intends to familiarize you with its fundamentals. You will begin by learning the basics of Cyber Security, its purpose, key concepts, and types. You will then learn about cyber attacks, threats, and vulnerabilities. Lastly, you will comprehend Firewall, its need, its working, its types, and comparison between Firewall and antivirus. Enroll in this detailed free Firewall course and gain a certificate of course completion.

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Course outline

What is Cyber Security?

This module gives you an introduction an definition to cybersecurity.

Need for Cyber Security

In this module, you will understand the importance of Cyber Security across various sectors. Cyber ​​security has excellent benefits. For instance, it saves users from potential cyber-attacks and alerts them of potential dangers.

Key Concepts of Cyber Security

You will understand the criteria to satisfy to call a system secured and understand CIA concepts in cyber security with examples in this section. 
 

Types of Cyber Security

This module highlights different types of cybersecurity such as Network security, Application Security, Information Security, Cloud Security, Mobile Security and Internet of Things Security. 

What are Cyber attacks?

If an unknown entity or organization attempts to disable your electronic device or steal your data stored in the device by unethical means not authorized by you, it is a cyber attack. This module explains in detail cyber attacks and lists a few.

What are Threats?

This module will cover the actual definition of threats, their types, and causes. Next, you will learn about some potential threats to our systems and the people behind them.

What are Vulnerabilities?

In this module, the tutor will brief you on the definition of vulnerabilities and their types. Later, you will learn about the term vulnerability analysis, which is used to analyze the potential weaknesses and loopholes in the system.

What is Firewall?

A firewall is a network security system that controls the incoming and outgoing network traffic based on predetermined security rules. This module first explains network and network security to help you grasp firewalls better, and you will then learn about firewalls in detail.

Need of Firewall

To better understand firewalls, you must first comprehend their purpose. This module discusses the necessity of firewalls and outlines their significance in each situation.

Comparison of Firewall and Antivirus

Many of you might be unsure of the purpose of Firewall and antivirus. This module clarifies the difference between a firewall and an antivirus program and answers all of your concerns.

How does a Firewall work?

A firewall acts as a barrier between the trusted internal and the unreliable external networks. The detailed operation of the Firewall is explained in this module.

Types of Firewalls

This module focuses on seven types of firewalls that are thoroughly explained, namely proxy Firewall, stateful inspection firewall, UTM firewall, packet filtering firewall, NAT, circuit-level gateway firewall, and NGFW.

Get access to the complete curriculum once you enroll in the course

Introduction to Firewall

rating icon 4.52

1.5 Hours

Beginner

30.4K+ learners enrolled so far

Get free course content

Master in-demand skills & tools

Test your skills with quizzes

Trusted by 10 Million+ Learners globally

Learner reviews of the Free Courses

4.52
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21%
6%
1%
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Reviewer Profile

5.0

Philippines
“Firewall: Introduction to Cybersecurity - An Essential IT Topic”
Firewall: Introduction to Cybersecurity is one of the fundamental topics in IT and cybersecurity education. Firewalls serve as the first line of defense in protecting networks from unauthorized access and cyberattacks. Learning about firewalls is crucial because they help enforce security policies by monitoring and controlling incoming and outgoing network traffic based on predetermined rules.
Reviewer Profile

5.0

“Enriching and Challenging Learning Experience with Firewalls”
Learning about firewalls has been a valuable experience. I’ve explored various types, such as packet filtering firewalls, which are known for being fast, cheap, and effective. Understanding advanced firewalls like Next-Generation Firewalls (NGFW) has broadened my perspective on how modern security solutions integrate additional features beyond basic filtering.
Reviewer Profile

5.0

Philippines
“Understanding Firewalls: Essential Network Security Tools”
Firewalls are fascinating because they act as the first line of defense in network security, protecting against unauthorized access and various cyber threats. Their ability to monitor and control traffic based on security rules is crucial for maintaining the integrity and confidentiality of sensitive data.
Reviewer Profile

5.0

South Africa
“Excellent Course for Understanding Firewalls”
Excellent course for understanding firewalls - very informative and easy to follow.
Reviewer Profile

5.0

India
“Comprehensive Firewall Training with Practical Insights”
Excellent course! Comprehensive coverage of firewall concepts, hands-on labs, and real-world examples made learning engaging and practical. The instructors explained complex topics clearly, enhancing my understanding of network security. Highly recommend for all cybersecurity enthusiasts!
Reviewer Profile

5.0

India
“Instructor Explained Complex Concepts Clearly”
The interactive Q&A session encouraged participation and helped clarify many doubts.
Reviewer Profile

5.0

India
“Fundamental Concepts of Firewall for Beginners”
This course is an excellent choice for anyone starting with a firewall. It offers a solid foundation and ample practice opportunities, though there’s room for growth in advanced topics and interactive features.
Reviewer Profile

4.0

India
“Effective and Fast Learning about Cybersecurity and Firewalls”
A firewall is a security system that monitors and controls incoming and outgoing network traffic based on predetermined rules. It acts as a barrier between a trusted internal network and untrusted external networks, such as the internet, to prevent unauthorized access and protect sensitive data.
Reviewer Profile

4.0

India
“Firewalls: Various Types and Levels of Security”
Packet-Filtering Firewalls: Operate at the network layer. Examine packets and allow or block them based on pre-defined rules such as IP addresses, ports, and protocols. Stateful Inspection Firewalls: Operate at the network layer. Track the state of active connections and make decisions based on the context of the traffic. Proxy Firewalls (Application-Level Gateways): Operate at the application layer. Act as an intermediary between end-users and the services they access, filtering requests and responses based on specific applications. Next-Generation Firewalls (NGFW): Combine traditional firewall functions with advanced security features like intrusion prevention systems (IPS), deep packet inspection (DPI), and application awareness. Unified Threat Management (UTM) Firewalls: Provide a comprehensive security solution by integrating multiple security features such as firewall, antivirus, content filtering, and intrusion detection/prevention into a single device. Network Address Translation (NAT) Firewalls: Modify network address information in IP packet headers while in transit, helping to hide internal network addresses and provide an additional layer of security. Cloud Firewalls: Hosted in the cloud and provide firewall services for cloud infrastructure, often used in conjunction with traditional firewalls. Virtual Firewalls: Software-based firewalls that run on virtualized environments, often used in cloud or virtual private networks (VPNs).
Reviewer Profile

5.0

India
“Wonderful Experience Attending Session on Firewall Topic”
The way of teaching is excellent, the quality of the video is good and audible. Almost all relevant content was covered under the chosen topic.

Frequently Asked Questions

Will I receive a certificate upon completing this free course?

Yes, upon successful completion of the course and payment of the certificate fee, you will receive a completion certificate that you can add to your resume.

Is this course free?

Yes, you may enroll in the course and access the course content for free. However, if you wish to obtain a certificate upon completion, a non-refundable fee is applicable.

What are the prerequisites required to learn this Firewall course?

This is a beginner-friendly free course that doesn’t require any prior knowledge.

How long does it take to complete this free Firewall course?

This Firewall free course contains an hour of self-paced video content, and learners can take it at their convenience.

Will I have lifetime access to the free course?

You are free to visit this course at any time of requirement of the concepts.

What are my next learning options after this Firewall course?

You can enroll in the PG program offered by Great Learning, the Cyber Security Course to upgrade your skills.

Is it worth learning Firewall?

Yes, learning about Firewall is worth the effort. If a career in IT or Cyber Security appeals to you, learning how to use and configure a Firewall is essential.

What is Firewall used for?

A firewall is used to protect a network from unauthorized access. It can protect your computer from hackers and other malicious attacks, and it can also help to improve network performance by blocking unwanted traffic.

Why is Firewall so popular?

A Firewall is popular because it is a very effective way to protect a network from attack. It can be configured to authorize or deny traffic based on a variety of criteria, such as the source of the traffic, the type of traffic, or the time of day. They are relatively easy to configure, and they can be used to secure both networked and isolated systems.

What jobs demand that you learn Firewall?

There are many jobs that might demand that you learn how to use a firewall like:
- System Administrator
- Network Administrator
- Security Analyst
- Network Engineer
- Cyber Security Analyst
- Firewall Engineer
 

What knowledge and skills will I gain upon completing this Firewall course?

You will learn the basics of Cyber Security, cyber attacks, and vulnerabilities. You will also understand the basics of Firewall, its purpose, and its types. 

How much does this Firewall course cost?

This Firewall course is offered for free by Great Learning, and learners can easily enroll and start learning without paying any cost.

Is there a limit on how many times I can take this Firewall course?

No, there is no specific limit on visiting this course. You can revisit this Firewall free course anytime.

Can I sign up for multiple courses from Great Learning Academy at the same time?

Yes, you can enroll in multiple free courses offered by Great Learning that assist you in your career goals. 

Why choose Great Learning Academy for this Firewall course?

Great Learning Academy is a learning platform that offers free courses that provide an industry-level learning experience. This Firewall free course is designed for beginners and incorporates all the fundamentals of Cyber Security and firewalls. Enroll in this course and gain a free Firewall certificate of course completion.

Who is eligible to take this Firewall course?

Any newbie enthusiastic about learning the fundamentals of Cyber Security and Firewall can enroll in this course for free.

What are the steps to enroll in this course?

- Search for the course “Firewall” through the search bar present in Great Learning Academy.
- Register for the course through the enroll button on the course page and start learning Firewall for free.
 

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