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.

Yonsei University
Skills you'll gain: Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Artificial Neural Networks, Convolutional Neural Networks, Machine Learning Methods, Recurrent Neural Networks (RNNs), Technology Strategies, Business Strategy, Machine Learning Software, Business Modeling, Business Strategies, Artificial Intelligence, Machine Learning, Company, Product, and Service Knowledge, Unsupervised Learning
★ 4.4 (687) · Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Enterprise Architecture, Stakeholder Management, Business Architecture, Stakeholder Engagement, Risk Management, Information Technology Architecture, Stakeholder Analysis, Enterprise Modeling, Stakeholder Communications, Data Architecture, Governance, Infrastructure Architecture, Gap Analysis, Business Transformation, Change Management, Information Systems
★ 4.5 (425) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Generative AI, Fine-tuning, Model Training, Vision Transformer (ViT), Model Optimization, Large Language Modeling, Embeddings, Network Architecture
★ 4.5 (69) · Intermediate · Specialization · 3 - 6 Months

Princeton University
Skills you'll gain: Social Studies, Liberal Arts, World History, Culture, Social Justice, Social Sciences, International Relations, Sociology, Social Impact, Political Sciences, Psychology, Public Safety and National Security
★ 4.6 (716) · Mixed · Course · 3 - 6 Months

Edureka
Skills you'll gain: Cloud-Native Computing, Memory Management, Grafana, Web Applications, Program Development, Software Architecture, Development Environment, Programming Principles, Computer Programming, Other Programming Languages, Network Security, Communication Systems, Data Sharing
★ 2.9 (46) · Intermediate · Specialization · 3 - 6 Months

Tecnológico de Monterrey
Skills you'll gain: Web Analytics, Google Analytics, Social Media Analytics, Social Media, Search Engine Marketing, Social Media Management, Social Media Marketing, Conversion Funnel Analysis, Digital Analysis, Marketing Analytics, Digital Marketing Campaigns, Market Research, Data-Driven Marketing, Search Engine Optimization, Analytical Skills, Online Advertising, Social Media Strategy, Email Marketing, Digital Marketing, Key Performance Indicators (KPIs)
★ 4.7 (312) · Intermediate · Specialization · 1 - 3 Months
Illinois Tech
Skills you'll gain: Linux, Cloud-Native Computing, Network Security, Linux Administration, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Network Troubleshooting, Operating System Administration, Cloud Platforms, Cloud Storage, Linux Commands, Cloud Technologies, Software-Defined Networking, User Accounts, Network Engineering, Network Monitoring, Cloud Services, Data Infrastructure
★ 4.6 (82) · Beginner · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Growth Mindedness, Lifelong Learning, digital literacy, Web Presence, Emerging Technologies, Personal Development, Professional Development, Habit Formation, Security Awareness, Collaboration, Creativity, Communication, Critical Thinking
★ 4.3 (444) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Data Analysis, Correlation Analysis, Image Analysis, Statistical Analysis, Advanced Analytics, Network Analysis, Medical Imaging, Regression Analysis, Psychology, Time Series Analysis and Forecasting, Neurology, Statistical Modeling, Statistical Methods, Statistical Inference, Dimensionality Reduction, Model Evaluation
★ 4.7 (249) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: No-Code Development, Email Automation, Business Process Automation, Application Deployment, Automation, Business Process, Workflow Management, Google Workspace, Application Development, Application Performance Management, User Interface and User Experience (UI/UX) Design, Security Controls, Data Integration, Authorization (Computing), Application Design, Authentications, Cloud Applications, Scripting, Google Sheets, Application Lifecycle Management
★ 4.7 (196) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Persona Development, Prospecting and Qualification, Target Audience, Facebook, Target Market, Earned Media, Social Media Marketing, Social Media Content, Web Presence, Social Media, Business Marketing, Drive Engagement, Marketing, Online Advertising, Content Creation
★ 4.6 (759) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Metasploit, Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Exploitation techniques, Vulnerability Assessments, Vulnerability Management, Security Testing, Cybersecurity, Linux, Technical Documentation
★ 4.8 (72) · Beginner · Guided Project · Less Than 2 Hours