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.

University of California, Davis
Skills you'll gain: Content Performance Analysis, Content Optimization, Key Performance Indicators (KPIs), Search Engine Optimization, Content Development and Management, Content Strategy, Keyword Research, Content Creation, Content Marketing, Performance Analysis, Web Analytics and SEO, Scalability, Strategic Partnership, Earned Media, AI Integrations, Legal Risk, Cross-Channel Marketing, Process Design
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Routers, Network Planning And Design, Network Troubleshooting, Network Monitoring, Network Administration
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Social Media Management, Social Media Content, Marketing Communications, Target Audience, Strategic Communication, Media Strategy, Brand Marketing, Media and Communications, Brand Strategy, Brand Management, Advertising, Stakeholder Communications, Shared Media, Social Media Analytics, Persuasive Communication, Content Creation, Digital Marketing
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Generative AI, Large Language Modeling, PyTorch (Machine Learning Library), Generative Model Architectures, Multimodal Prompts, Fine-tuning, Image Analysis, Model Evaluation, Autoencoders, Hugging Face, Embeddings, Computer Vision, Convolutional Neural Networks, Artificial Neural Networks, LLM Application, Natural Language Processing, Deep Learning, Prompt Engineering, Model Training, Image Quality
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Metasploit, Exploitation techniques, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Verification And Validation, Linux Commands, Command-Line Interface, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Modeling, Value Propositions, Business Planning, Customer Analysis, Target Market, User Research, Target Audience, Marketing, Marketing Planning, Financial Management, Marketing Strategies, Entrepreneurship, Customer Insights, Email Marketing, Business Development, Social Media Marketing, Promotional Strategies, Interviewing Skills, Social Media, Product Improvement
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, IT Service Management, Cyber Security Strategy, Disaster Recovery, Cybersecurity, Cyber Attacks, Cyber Threat Intelligence, Cyber Risk, Information Technology Infrastructure Library, Cyber Operations, Risk Management Framework, Problem Management, Test Planning, NIST 800-53, Scenario Testing, Simulations, Technical Documentation, Return On Investment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mobile Development, Cross Platform Development, .NET Framework, Authentications, User Interface (UI), Application Programming Interface (API), UI Components, C# (Programming Language), API Design, Development Environment, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtualization and Virtual Machines, Operating System Administration, IT Automation, Remote Access Systems, Hardening, System Support, Command-Line Interface, Encryption
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: DevSecOps, DevOps, User Centered Design, Usability, Systems Integration, Continuous Delivery, Systems Development, Devops Tools, Systems Analysis, System Implementation, Human Centered Design, Continuous Integration, Application Security, Information Systems, Software Development, CI/CD, Secure Coding, Security Testing, User Feedback, Database Management Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, 3D Assets, Cinematography, Virtual Environment, Computer Graphics, Computer Graphic Techniques, Animations, Visualization (Computer Graphics), Post-Production, Image Quality, Visual Storytelling, Fine-tuning, Video Production, User Interface (UI), Scalability, Development Environment, Performance Tuning, Game Design, Simulations, Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Software Testing, User Acceptance Testing (UAT), Performance Stress Testing, Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks