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The 5 best FREE cybersecurity courses for beginners in 2023

August 18, 2023

Reading time : 5 min


Hello everyone, if you want to become a cybersecurity expert, or if you just want to learn about cybersecurity and start your career in this field, or if you just want to deepen your knowledge of cybersecurity, you've come to the right place.

Let's get started! In this article, I've compiled free Cybersecurity courses from Udemy, Coursera and edX, and they're totally free.

This article lists some of the best FREE resources for learning and understanding cybersecurity from scratch.

These free courses are useful both for beginners and for experienced IT professionals looking to retrain for a career in Cybersecurity.

And if you're determined to make a career in Cybersecurity and want a complete path and follow-up with educational experts, I highly recommend joining Seela's complete Cybersecurity course.

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🇫🇷 Seela: the 100% French cybersecurity training platform

Seela, often compared to the "Netflix of cybersecurity", stands out as the platform of choice for training in cybersecurity professions. With a range of 6 certification courses, the platform offers practical content comprising over 700 hours of training developed by French cybersecurity experts. Seela is the obvious solution for anyone looking to begin or deepen their cybersecurity skills.

The training courses offered by Seela cover both the offensive and defensive aspects of security, with courses such as Ethical Hacker, RSSI, DevSecOps, SOC Analyst, Security Coordinator and Security Solution Administrator.

These courses are designed to be adapted to each learner's level, thanks to an entry test that allows us to calibrate the course content according to their skills. You'll find theoretical lessons, quizzes and practical exercises on dedicated machines, promoting effective and entertaining learning.

Seela offers around 20 hours of free content, and becomes a pay-as-you-go solution for access to certification courses.

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📚 Cyber Security Course for Beginners - Level 01 (Udemy)

Learning how to protect yourself against hacker attacks is essential these days, as many people now have access to free hacking tools to download and use against others. Security researchers have developed these tools to discover vulnerabilities in a specific system or software.

However, malicious individuals use them to steal your information and use it later for harmful purposes.

You'll receive an introduction to Internet security. You'll configure your Google Chrome browser's security settings and learn how to surf anonymously, then apply the same settings to Firefox and Internet Explorer browsers.

You'll also learn about identity theft, data encryption, online file analysis, e-mail security and much more.

Here is the link to join this course - Cybersecurity for Beginners

🇺🇸 Introduction to Cyber Attacks

A great course to start with if you're considering becoming a cybersecurity specialist, as it will introduce you to all the concepts you need to understand before embarking on this career. You'll learn about many things, such as network security, Internet of Things security, defending against cyber attacks, and much more.

You'll start by getting a general overview of cyber attacks, such as vulnerabilities, risks and how cyber attacks are applied in real-life scenarios. Next, you'll learn some techniques for defending against these attacks, such as the use of authentication solutions and cryptography.

This course is also part of the Introduction to Cybersecurity Specialization on Coursera, offered by NYU's Tandem School of Engineering.

Next, you'll learn about network and firewall security, and the best configurations for securing them. Finally, an overview of enterprise infrastructure security.

Here is the link to join this course - Introduction to Cyberattacks

👶 Staying Safe Online: Cyber Security Best Practices for Kids

This course is probably the best for children who are just starting to use the Internet, such as YouTube and other websites, to protect themselves from hackers and social engineering attacks. These days, people exploit children to hack into their accounts and photos, and use them against them. You'll start with an introduction to passwords and how hackers can crack them using different methods. Then you'll learn about the pros and cons of using social media, and what information hackers can get from your profile. This will help you understand what information should not be published on your social media account. Finally, you'll learn about phishing and social engineering, and how to protect your computer. Here's the link to the course - Staying Safe Online: Cyber Security Best Practices for Kids

💡 Cyber Security 2020

This course is an excellent starting point for learning about web security and how hackers can exploit various vulnerabilities within your website to gain complete control, steal the entire database, or even exclude you from your own site and become its administrator.

The list of options it has to harm your website is endless once it takes complete control.

This course will teach you how crawling works, starting with DNS and HTTP attacks and session hijacking, which generally target the browser to exploit your computer or system, as well as Cross-Site Request Forgery.

Finally, you'll learn about SQL injection. Over 50,000 students have already joined this free 5-hour cybersecurity course on Udemy, with an average rating of 4.4 out of 5 from over 3,000 students.

Here is the link to join this free course - [NEW] Cyber Security 2020

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