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.

Fundação Instituto de Administração
Skills you'll gain: Big Data, Internet Of Things, Social Network Analysis, Text Mining, Apache Hadoop, Business Intelligence, Unstructured Data, Analytics, Real Time Data, Cloud Computing, Data Storage, Data Science, Marketing Analytics, Fraud detection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Remote Access Systems, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, Threat Detection, System Support, Information Technology Operations, Wireless Networks, Network Security, Desktop Support, Information Systems Security, Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting
Beginner · Specialization · 3 - 6 Months

Pearson
Skills you'll gain: Virtual Local Area Network (VLAN), Network Security, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Architecture, TCP/IP, Routing Protocols, Network Switches, Network Routing, Open Shortest Path First (OSPF), Wireless Networks, Ansible, General Networking, Network Infrastructure, Software-Defined Networking, Computer Networking, OSI Models, Local Area Networks, Network Planning And Design, Virtual Private Networks (VPN)
Beginner · Specialization · 1 - 3 Months

EDUCBA
Beginner · Course · 1 - 4 Weeks

The University of Melbourne
Skills you'll gain: Financial Systems, Capital Markets, Market Liquidity, Financial Market, Corporate Finance, International Finance, Financial Regulation, Market Dynamics, Market Analysis, Governance, Risk Management, Economic Development
Mixed · Course · 1 - 4 Weeks

Fortinet, Inc.
Skills you'll gain: Network Administration, Network Infrastructure, Configuration Management, Network Security, System Implementation, Authentications, Scripting, Enterprise Security
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), PostgreSQL, API Design, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Frontend Performance, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Diplomacy, International Relations, Health Policy, Governance, Health Systems, Public Health and Disease Prevention, Public Health, International Finance, Policty Analysis, Research, and Development, Health Care, Public Safety and National Security, Philanthropy, Advocacy, Economic Development, Case Studies
Beginner · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Statistical Analysis, Experimentation, Usability Testing, Statistical Hypothesis Testing, Data Analysis, Statistical Methods, UI/UX Research, R Programming, User Experience, Human Computer Interaction, Statistics, Data Validation, Statistical Modeling, Regression Analysis, Logistic Regression
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, Cyber Governance, Intrusion Detection and Prevention, Risk Management Framework, Cyber Threat Intelligence, Network Infrastructure, Network Security, Security Information and Event Management (SIEM)
Intermediate · Specialization · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Django (Web Framework)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Analytics, Business Intelligence, Predictive Modeling, Google Analytics, Customer Analysis, Analytics, Model Evaluation, Predictive Analytics, Customer Insights, Trend Analysis, Artificial Intelligence, Natural Language Processing
Beginner · Course · 1 - 4 Weeks