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: Hardware Troubleshooting, Network Troubleshooting, Desktop Support, Test Equipment, Computer Hardware, Mobile Security, Technical Support, System Support, Data Maintenance, Peripheral Devices, Data Storage, Wireless Networks
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Linux Servers, Linux Administration, Linux, TCP/IP, Network Administration, Servers, Network Protocols, System Configuration
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: SQL, Transaction Processing, Query Languages, Database Management, Data Manipulation, Data Security, Stored Procedure, Relational Databases, Data Transformation, Data Storage, Data Integrity, Authorization (Computing), Data Dictionary
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Brute-force attacks, Cybersecurity, Vulnerability Assessments, Linux, Command-Line Interface, Cryptography, File Management, Microsoft Windows, Scripting, Virtual Machines
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Journalism, Large Language Modeling, Media and Communications, AI Security, Electronic Media, Storytelling, Responsible AI, International Relations, digital literacy, Writing, Natural Language Processing, Digital Communications
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java, Scalability, Load Balancing, Restful API, Web Applications, File Management
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Kubernetes, Firewall, Google Cloud Platform, Cloud Security, Infrastructure Security, Network Security, Load Balancing, Containerization
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Open Shortest Path First (OSPF), TCP/IP, Network Engineering, Network Routers, Virtual Private Networks (VPN), Network Routing, Network Architecture, Network Protocols
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Services, Virtual Networking, Network Security, Network Monitoring, Google Cloud Platform, Cloud Infrastructure, Network Architecture, General Networking, Network Performance Management, Service Level
Beginner · Project · Less Than 2 Hours

Packt
Skills you'll gain: Kubernetes, YAML, Docker (Software), Application Deployment, Containerization, Node.JS, Development Environment, Cloud Computing Architecture, Servers, Command-Line Interface, Scalability, System Monitoring
Intermediate · Course · 3 - 6 Months

Radio y Televisión Española
Skills you'll gain: digital literacy, Research, Investigation, Social Network Analysis, Trend Analysis, Verification And Validation
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Penetration Testing, Cyber Security Assessment, Vulnerability Assessments, Data Security, Cybersecurity, Exploitation techniques, Test Tools, User Requirements Documents, Authorization (Computing), Technical Documentation, Computing Platforms, Requirements Analysis, Technical Communication
Intermediate · Course · 1 - 3 Months