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: Microbiology, Pharmacology, Health Disparities, Psychosocial Assessments, Psychiatric And Mental Health Nursing, Molecular Biology, Infection Control, Infectious Diseases, Nursing Care, Biochemistry, Psychology, Molecular, Cellular, and Microbiology, Sociology, Cultural Sensitivity, Analytical Chemistry, Immunology, Behavior Management, Biology, Decision Making, Taxonomy
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Computer Hardware, Operating Systems, Desktop Support, Databases, Hardware Troubleshooting, Information Technology, Technical Support, Computer Systems, System Configuration, Information Systems Security, General Networking, Networking Hardware, Application Deployment, Wireless Networks, Security Awareness, Software Installation, Computer Networking, Computer Security Awareness Training, Data Storage, Peripheral Devices
Beginner · Course · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, OSI Models, Wireless Networks, Network Security, Network Protocols, TCP/IP, Network Infrastructure, Computer Networking, Network Routing, Network Routers, Network Monitoring, Cloud Computing, Command-Line Interface, Firewall, Network Performance Management, Network Switches
Intermediate · Course · 3 - 6 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

Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Penetration Testing, General Networking, Cybersecurity, Data Ethics, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
Beginner · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Cross-Functional Team Leadership, Technical Product Management, Engineering Management, Product Management, Team Leadership, Artificial Intelligence and Machine Learning (AI/ML), User Experience Design, Design, Software Design, Artificial Intelligence, Interviewing Skills, Machine Learning, Deep Learning, Technical Communication
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Social Media Campaigns, Digital Advertising, Marketing Strategies, Brand Awareness, Digital Media Strategy, MarTech, Customer Engagement, Strategic Marketing, Social Media Marketing, Digital Marketing, Consumer Behaviour, Content Creation, Market Trend, Strategic Planning, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Business Process Automation, Agentic Workflows, Generative AI Agents, AI Enablement, Salesforce Development, Automation, AI Product Strategy, Business Workflow Analysis, Process Optimization, Responsible AI, Customer experience improvement, Case Studies, Scalability, Organizational Change, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Lakes, Data Governance, Data Architecture, Data Management, Cloud Storage, Database Management, Data Warehousing, Data Access, Metadata Management, NoSQL, Star Schema, Data Quality, Big Data, Query Languages, Data Integration, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Computer Graphics, Machine Learning Methods, Artificial Intelligence, Data Ethics, Microsoft Excel, Generative AI, Linear Algebra, Feature Engineering, Digital Signal Processing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Solution Design, Project Management, Project Implementation, Project Closure, Technical Consulting, Stakeholder Analysis, Requirements Analysis, Customer Engagement, Test Planning, Peer Review, SAP Applications, Customer Analysis, Project Documentation, Gap Analysis, Needs Assessment, Business Requirements, Business Transformation
Beginner · Course · 1 - 3 Months