There are numerous online courses for network security, most of which are paid courses, but there are also some open source or government funded free quality courses open to the public. For novices, computer students, administrators and even some junior security professionals who are eager to strengthen their network security knowledge, excellent free online courses are undoubtedly a good choice to improve their personal security literacy during the epidemic.
Here are five world-renowned free online courses recommended by network security experts:
TryHackMe provides content for novices of network security, covering a wide range of topics, including offensive and defensive security training. TryHackMe also has a “Flag Seizing” exercise, which includes an exercise article written by users to let members know how to deal with and solve problems. There are four difficulty level courses to choose from:
For beginners, it is suitable for those who do not have computational knowledge and are uncertain where to start.
Early intermediate, suitable for those who have basic computing knowledge and have used Linux.
Intermediate is suitable for those who understand how computers work and have basic security experience.
Advanced is applicable to personnel engaged in network security and penetration testing.
TryHackMe also provides modules on Linux, network security, Web penetration and Windows basics, as well as courses on cryptography, shell, privilege upgrading and basic computer utilization.
Hack The Box
Hack The Box focuses on offensive security and provides an on-site training area to practice skills without damaging the production system. This course provides a disabled “box”, which contains articles from other members of the Hack The Box community, for those who want guidance through this process. It also provides (unresolved) active boxes. Intruding these boxes allows users to improve their ranking in Hack The Box. Please note that the website includes free and paid content, including a list of vulnerable target platforms. The vulnerability utilization and attack modes of these target platforms vary in difficulty and complexity.
Bugcrowd University is a top excellent community resource in the vulnerability reward field, suitable for those who want to upgrade vulnerability reward skills. The website provides a lot of high-quality content, and its goal is to develop a broader talent pool in the field of vulnerability reward. Its content ranges from entry-level to complex skills, and even some experienced practitioners may find it useful. Bugcrowd University operates as a free open source project to help improve the skills of industry security researchers. It includes content modules to help researchers find the most critical and common vulnerabilities that affect customers. Each module has slides, videos and laboratories for researchers to master the art of finding vulnerabilities, aiming to create new standards for security testing training.
SANS Network Security Ace Online
SANS Cyber Aces Online is a charitable organization operated by SANS Research Institute, which donated training courses. SANS manages one of the highest quality security training organizations in the world, so Cyber Aces can unlock the basic security knowledge for professors, teachers, managers and security professionals who want to know about network security for free. Self paced courses are selected from SANS professional development courses, and students can flexibly arrange the combination of courses and videos. The course plan covers three basic areas of information security: operating system, network and system management.
Federal Virtual Training Environment
The security industry welcomes people with military backgrounds. Federal Virtual Training Environment (FedVTE) is a free online network security course for U.S. federal government personnel and veterans. FedVTE is managed by CISA and includes more than 800 hours of training on ethical hacking and monitoring, risk management, and malware analysis. The level of proficiency in the courses ranges from elementary to advanced. Some courses are consistent with various IT certifications, such as CompTIA’s Network+and Security+and Certified Information System Security Specialist (CISSP).