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: Patient Coordination, Care Coordination, Follow Through, Patient Registration, Setting Appointments, Medical Records, Record Keeping
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, Virtual Networking, General Networking, Network Architecture, Networking Hardware, Network Protocols, TCP/IP, Network Infrastructure, Local Area Networks, Network Model, Telecommunications
★ 4.8 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, Change Control, IT Management, Information Technology Architecture, Service Management, Security Management, Technical Services, Infrastructure Architecture, Enterprise Architecture, Risk Management Framework, IT Infrastructure, IT Security Architecture, Computing Platforms
★ 4.8 (163) · Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Sales Management, Sales Strategy, Sales, Initiative and Leadership, Sales Presentations, Regional Sales, Tenacity, Resilience, Case Studies, Stress Management, Data-Driven Marketing, Sales Development, Consultative Selling, Persistence, Trustworthiness, Influencing, Business Ethics, Decision Making, Ethical Standards And Conduct, Marketing Psychology
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Anomaly Detection, Continuous Monitoring, System Monitoring, Virtual Machines, Network Security, Virtualization and Virtual Machines, Event Monitoring, Network Monitoring, Network Analysis
★ 4.9 (7) · Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Oncology, Pathology, Pharmacotherapy, Molecular, Cellular, and Microbiology, Chronic Diseases, Treatment Planning
★ 4.7 (128) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Statistics, Probability & Statistics, Data Analysis, Statistical Methods, Data Literacy, Data Collection, Unsupervised Learning, Text Mining, Analytical Skills, Statistical Inference, Unstructured Data, Probability, Predictive Modeling, Data Science, Deep Learning, Machine Learning, Machine Learning Methods, Data Visualization, Business Communication, Communication
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Model Training, Regression Analysis, NumPy, Machine Learning Algorithms, Machine Learning, Model Optimization, Deep Learning, Data Science, Python Programming
★ 4.6 (440) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Responsible AI, Business Analysis, Data-Driven Decision-Making, Data Analysis, AI Enablement, AI Integrations, Business Analytics, Data Storytelling, Artificial Intelligence, Business Process Automation, Generative AI, Stakeholder Communications, Business Requirements, AI Workflows, Requirements Elicitation, Requirements Analysis, Workflow Management, Process Optimization
★ 4.8 (61) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Machine Learning Methods, Supervised Learning, Classification Algorithms, Decision Tree Learning, Data Science, Machine Learning Algorithms, Data Analysis, Machine Learning, Correlation Analysis, Bayesian Network, Algorithms, Artificial Neural Networks, Model Evaluation
★ 4.3 (72) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Azure Active Directory, Microsoft Azure, Web Applications, Cloud Applications, Application Security, Cloud Security, Identity and Access Management, Authorization (Computing), Key Management, Application Development, Security Strategy, Application Programming Interface (API), Authentications, Encryption
★ 4.6 (14) · Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Responsible AI, Organizational Change, AI Product Strategy, Operational Efficiency, AI Enablement, Stakeholder Engagement, Technology Roadmaps, Change Management, Google Gemini, Business Strategy, Generative AI, Corporate Strategy, Corporate Communications, Enterprise Security, Corporate Sustainability, Prompt Engineering, Business Communication, Communication Strategies, Marketing Strategy and Techniques, Communication
★ 4 (41) · Intermediate · Specialization · 1 - 4 Weeks