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.

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Load Balancing, Data Visualization Software, Cloud Security, Network Security, Cloud Computing, Big Data, Database Management, Apache Hadoop, Cloud Infrastructure, Cloud Computing Architecture, Network Architecture, Apache Spark, Data Security, Servers, Apache Hive, Application Security, Distributed Computing, Data Processing, Machine Learning
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Cloud Computing, Cryptography, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Dashboard, SQL, Microsoft SQL Servers, Data Security, Data Analysis, Data Visualization Software, Data Modeling, Data Management, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Human Machine Interfaces, Network Protocols, Internet Of Things, Communication Systems, System Configuration, Remote Access Systems, Automation, Web Servers, Scripting, System Monitoring, Systems Integration, Algorithms, Data Structures, Debugging
Advanced · Course · 3 - 6 Months

University of Michigan
Skills you'll gain: Cyber Security Policies, Security Engineering, Information Systems Security, Cybersecurity, Security Awareness, Threat Modeling, Policy Analysis, Political Sciences, Vulnerability Assessments, Public Policies, Human Factors, Human Computer Interaction, Usability, Software Testing
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Health Systems, Health Assessment, Systems Thinking, Health Care, Public Health, Physiology, Biology, Network Analysis, Environmental Science, General Medical Tests and Procedures, Medical Practices and Procedures
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Data Analysis, Markov Model, Network Analysis, Biochemistry, Biotechnology, Life Sciences, Infectious Diseases, Microbiology, Statistical Analysis, Biology, Algorithms, Classification Algorithms, Data Mining, Data Preprocessing, Python Programming
Beginner · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Qualitative Research, Scientific Methods, Statistical Analysis, Statistical Hypothesis Testing, Research, Research Design, Sampling (Statistics), Research Reports, Science and Research, Interviewing Skills, Data Analysis, Data Collection, Research Methodologies, Social Sciences, Surveys, Quantitative Research, Statistics, Regression Analysis, Statistical Inference, R Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: OSI Models, TCP/IP, Network Routing, Network Troubleshooting, Network Planning And Design, Network Protocols, Networking Hardware, General Networking, Computer Networking, Command-Line Interface, Virtual Networking, Network Architecture
Beginner · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, AI Workflows, AI Orchestration, Agentic systems, Generative AI Agents, Artificial Intelligence, Coordination, AI Security, Data Ethics, Governance, Systems Architecture, Software Architecture, Scalability, Regulatory Compliance, Communication Strategies, Communication
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Transfer Learning, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, Machine Learning, Debugging, AI Product Strategy, Model Evaluation, Data-Driven Decision-Making, AI Workflows, Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Recurrent Neural Networks (RNNs), Keras (Neural Network Library), Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Vision Transformer (ViT), Large Language Modeling, Embeddings, Network Architecture
Intermediate · Course · 1 - 3 Months