
Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Malware Protection, Network Monitoring, TCP/IP, Network Infrastructure, Network Protocols, Firewall, Computer Security, Network Analysis, Exploitation techniques, General Networking, Authorization (Computing), Web Applications, Security Controls, Identity and Access Management, Authentications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, Network Security, TCP/IP, Network Protocols, Network Administration, Endpoint Security, Routing Protocols, Network Routing, Cybersecurity, Endpoint Detection and Response, Cyber Threat Intelligence, Firewall, Network Infrastructure, Network Architecture, Intrusion Detection and Prevention, Local Area Networks, General Networking, Dynamic Host Configuration Protocol (DHCP), Network Routers, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Hardening, Network Protocols, Cloud Security, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Vulnerability Assessments, Computer Networking, Cybersecurity, General Networking, Network Model, Network Infrastructure, Firewall, Security Controls, Cloud Computing, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, IT Security Architecture, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Threat Management, Cloud Services, Data Security, Network Planning And Design, Firewall, Cloud Security, OSI Models, Network Protocols, Network Model
Beginner · Course · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Firewall, Network Support, Virtual Private Networks (VPN), Network Troubleshooting, Network Routing, Network Security, Routing Protocols, Intrusion Detection and Prevention, Authentications, Network Monitoring, Event Monitoring, Lightweight Directory Access Protocols, Technical Support and Services, Remote Access Systems, Network Administration, Security Engineering, Application Security, Cybersecurity, Computer Security, Cyber Security Strategy
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Encryption, Exploit development, Advanced Encryption Standard (AES), Cryptographic Protocols, Intrusion Detection and Prevention, Metasploit, Application Security, Security Testing, Cyber Security Policies, Security Controls
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cloud Security, Disaster Recovery, Threat Management, Firewall, Security Management, Network Security, Cybersecurity, Cloud Services, AI Security, Network Monitoring, Cyber Security Policies, Cloud Management
Advanced · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Network Troubleshooting, Network Administration, Network Security, Remote Access Systems, Software-Defined Networking, Computer Networking, Network Routing, TCP/IP, Wireless Networks, Network Architecture, Virtual Local Area Network (VLAN), Network Protocols, IT Automation, Hardware Troubleshooting, Automation
Mixed · Course · 1 - 4 Weeks

Palo Alto Networks
Skills you'll gain: Zero Trust Network Access, Network Security, Endpoint Security, Network Administration, General Networking, TCP/IP, Cybersecurity, Network Infrastructure, Firewall, Virtual Private Networks (VPN), Security Controls, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Encryption, Authentications, Remote Access Systems, Software As A Service
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Network Monitoring, Firewall, Google Cloud Platform, Cloud Security, Intrusion Detection and Prevention, Identity and Access Management, Proxy Servers, Network Administration, Threat Detection, Infrastructure Security, Cyber Security Policies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Network Security, Cyber Threat Hunting, Cyber Security Strategy, Threat Detection, Cybersecurity, Threat Management, Cyber Security Assessment, Operating System Administration, IT Security Architecture, Cyber Attacks, Intrusion Detection and Prevention, Cyber Engineering, Malware Protection, Vulnerability Management, Vulnerability Assessments, Incident Response, Network Monitoring, Incident Management
Beginner · Course · 1 - 4 Weeks
Network security refers to the practices and technologies designed to protect networks, devices, and data from unauthorized access, attacks, and damage. It is crucial because as our reliance on digital communication and online services grows, so does the risk of cyber threats. Effective network security safeguards sensitive information, maintains the integrity of systems, and ensures the availability of services. In an era where data breaches and cyberattacks are increasingly common, understanding network security is essential for individuals and organizations alike.‎
A career in network security can lead to various roles, including network security analyst, cybersecurity consultant, information security manager, and network architect. These positions involve protecting an organization's network infrastructure, analyzing security threats, and implementing security measures. As businesses continue to prioritize cybersecurity, the demand for skilled professionals in this field is on the rise, offering numerous opportunities for growth and advancement.‎
To succeed in network security, you should develop a range of skills, including knowledge of firewalls, VPNs, IDS/IPS, and encryption technologies. Familiarity with networking protocols, operating systems, and security frameworks is also essential. Additionally, skills in risk assessment, incident response, and threat analysis are crucial. Continuous learning and staying updated on the latest security trends and technologies will further enhance your expertise in this dynamic field.‎
There are several excellent online courses available for those interested in network security. Notable options include the Fundamentals of Computer Network Security Specialization and the Google Network Security Specialization. These programs provide comprehensive training on various aspects of network security, from foundational concepts to advanced techniques.‎
Yes. You can start learning network security on Coursera for free in two ways:
If you want to keep learning, earn a certificate in network security, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.‎
To learn network security, start by exploring foundational concepts through online courses and resources. Engage with interactive content, participate in discussions, and practice hands-on labs to reinforce your understanding. Consider joining online communities or forums to connect with other learners and professionals in the field. Setting specific learning goals and dedicating regular time to study will help you progress effectively.‎
Network security courses typically cover a variety of topics, including network architecture, security protocols, risk management, and incident response. You may also learn about firewalls, intrusion detection systems, and encryption techniques. Advanced courses might explore into specific areas like cloud security, threat hunting, and compliance frameworks, providing a well-rounded education in the field.‎
For training and upskilling employees in network security, courses like the Advanced Network Security Specialization and the Fortinet Network Security Specialization are highly recommended. These programs are designed to equip professionals with the necessary skills to protect their organizations against evolving cyber threats and enhance overall security posture.‎