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.

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Application Programming Interface (API), Application Deployment, Software Architecture, API Design, Integrated Development Environments, Data Persistence, Scalability, Service Oriented Architecture, Web Applications, Application Frameworks, Software Testing, Object-Relational Mapping
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Security Testing, Threat Modeling, Exploitation techniques, Application Security, Vulnerability Assessments, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, IT Security Architecture, Computer Networking, Systems Administration, IT Infrastructure, Network Security, Operating System Administration, Cybersecurity, Network Architecture, Application Security, Lightweight Directory Access Protocols, TCP/IP, Desktop Support, Active Directory, File Systems, Technical Support, OS Process Management, Computer Hardware, Microsoft Windows, Software Installation
Beginner · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Innovation, Business Modeling, Technology Strategies, Product Lifecycle Management, Business Transformation, Business Strategy, Strategic Thinking, Product Management, Organizational Change, Market Dynamics, Emerging Technologies, Competitive Analysis, Platform As A Service (PaaS), Network Analysis, Case Studies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Accounting Software, Data Validation, QuickBooks (Accounting Software), Expense Management, Accounting Records, Data Entry, Verification And Validation, Financial Reporting, Productivity Software, Spreadsheet Software, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Virtual Local Area Network (VLAN), Computer Displays, Peripheral Devices, TCP/IP, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), General Networking, USB, Wireless Networks, Computer Networking, Network Routers, Network Infrastructure, Hardware Troubleshooting, Network Switches, Network Protocols, Computer Hardware
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Record Keeping, Cyber Security Policies, Security Management, Data Management, Records Management, Cloud Computing Architecture, Data Security, General Data Protection Regulation (GDPR), Cloud Computing, Data Governance, Personally Identifiable Information, Information Privacy, Threat Detection, Microsoft Azure, Cloud Platforms, Security Controls, Threat Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Diversity and Inclusion, Workplace inclusivity, Cultural Diversity, Empathy, Law, Regulation, and Compliance, Security Awareness, Advocacy, Professionalism, Conflict Management, Accountability, Investigation
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Data Pipelines, Keras (Neural Network Library), Transfer Learning, Deep Learning, Convolutional Neural Networks, Natural Language Processing, Embeddings, Model Evaluation
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cybersecurity, Cyber Attacks, Cryptography, Information Systems Security, Cyber Security Policies, Encryption, Data Security, Network Security, Security Controls, Network Protocols, Threat Modeling, Security Strategy, Personally Identifiable Information, Data Storage, Zero Trust Network Access, Governance Risk Management and Compliance
Mixed · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Financial Statements, Supply Chain Management, Case Studies, Financial Analysis, Supply Chain Planning, Process Mapping, Logistics, Product Strategy, Income Statement, Business Strategy, Organizational Change, IT Management, Balance Sheet, Information Systems, Change Management, Complex Problem Solving
Advanced · Course · 1 - 4 Weeks