Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Mobile Security, Wireless Networks, Network Security, Application Security, Internet Of Things, Endpoint Security, Cybersecurity, Information Systems Security, Infrastructure Security, Penetration Testing, Exploitation techniques, Vulnerability Assessments, Data Security, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cyber Security Assessment, Security Testing, Incident Response, Cyber Attacks, Firewall, Computer Security Incident Management, Cyber Security Strategy, Vulnerability Scanning, Computer Security, Cyber Threat Intelligence, Information Systems Security, Network Protocols, Exploitation techniques, Brute-force attacks, Email Security, Vulnerability Assessments, Malware Protection, Virtualization and Virtual Machines, Software Installation
Beginner · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Load Balancing, Cloud Management, Cloud Computing, Database Systems, Cloud Hosting, Database Management Systems, Database Management, Cloud Infrastructure, Cloud Platforms, Cloud Services, Cloud Computing Architecture, Public Cloud, Cloud Solutions, Cloud Security, Data Security, Servers, Cloud Deployment, Cloud Storage, Data Storage Technologies
★ 4.7 (101) · Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Security, MITRE ATT&CK Framework, Penetration Testing, Incident Response, Cyber Threat Hunting, Cybersecurity, Cyber Threat Intelligence, DevSecOps, Digital Forensics, Cloud Security, Patch Management, Cyber Security Assessment, Exploitation techniques, Network Security, Computer Security Incident Management, Disaster Recovery, Cryptography, Incident Management, Responsible AI, DevOps
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploitation techniques, Network Security, Intrusion Detection and Prevention, Hardening, Local Area Networks, Threat Detection, General Networking, Vulnerability Management, System Configuration, Linux Administration, Authentications, Software Installation, Virtual Machines, Network Analysis, Virtualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Security Software, Mobile Security, Email Security, Information Assurance, Human Factors (Security)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle Cloud, Oracle Databases, Cloud Computing, Data Architecture, Strategic Partnership, Cloud Security, Database Architecture and Administration, Database Management, Cloud Infrastructure, Cloud Computing Architecture, Security Controls, Cloud Deployment, Scalability, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Network Monitoring, Network Performance Management, Virtual Private Networks (VPN), Open Shortest Path First (OSPF), Network Routing, Network Troubleshooting, Network Security, Border Gateway Protocol, Network Protocols, Network Engineering, Multiprotocol Label Switching, Network Infrastructure, Wide Area Networks, Virtual Networking, Authentications, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Metasploit, Brute-force attacks, System Configuration, General Networking, Network Security, Penetration Testing, Wireless Networks, Exploitation techniques, Intrusion Detection and Prevention, Linux, Vulnerability Scanning, Linux Commands, Encryption, Network Analysis, Software Installation, Virtual Machines
Intermediate · Course · 1 - 3 Months

Check Point Software Technologies Ltd.
Skills you'll gain: Threat Management, Threat Detection, Security Controls, Cyber Security Policies, Intrusion Detection and Prevention, Network Troubleshooting, Identity and Access Management, Firewall, Security Management, Vulnerability Management, Cryptographic Protocols, Infrastructure Security, Network Administration, Public Key Infrastructure, Cloud Management, Active Directory, System Configuration, Software Installation, Package and Software Management, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Juniper Network Technologies, Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), Border Gateway Protocol, Routing Protocols, Network Switches, Network Routing, Local Area Networks, Virtual Networking, Network Routers, Network Architecture, Virtual Private Networks (VPN), OSI Models, Network Administration, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, Network Troubleshooting, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Networking, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Network Performance Management, Network Troubleshooting, Software-Defined Networking, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months